Is it a problem to have one smaller bike wheel?

I have a bike. I needed a front wheel. The only one I have is a little bit smaller. Does this pose any danger or general badness?

other than off balance ( more forward) go for it if you can ride like that..

Wheelie without front wheel in a bike

Bicycle Bike Tire Wheel Valve Led Flash Light $0.70

HOT BIKE MAGAZINE 2011 BUYERS GUIDE V-TWIN PARTS WHEELS EXHAUST ENGINE AUDIO $12.95

Hand built 26″ mountain bike front wheel for disc brakes – NEW $70.00

2 x BIKE BICYCLE ALARM WHEEL SPOKE LIGHT LED TYRE TIRE $0.01

2 x BIKE BICYCLE ALARM WHEEL SPOKE LIGHT LED TYRE TIRE $0.01

Marcato Atlas Pasta Bike $19.85 Made by the Marcato family in Italy, the pasta bike is a very useful tool in the kitchen. It is a sturdy roller for cutting all sorts of pasta including lasagne and tortellini. It’s 9 rollers can be adjusted or removed to create the size of pasta you desire. The wheels are reinforced with metal plates for durability. Instructions included. Hand wash….

Park Tool SA-1 Shop Apron with Header $15.88 Protect street clothes and gain the advantage of large pouch pockets while in the shop.Poly-Cotton TwillLarge pouch pockets1 upper pen pocket, 2 larger lower pocketsAdjustable neck strap30″ LengthItem SpecificationsColorNavyMaterialPoly-Cotton TwillType of MaterialCotton,Synthetic…

Pastabike Pastacutter, 1 to 9 fluted wheel $32.90 A great timesaver Ideal item when cutting fluted strips of dough, fondant, sugarpaste, etc. This Pastabike has 9 adjustable and interchangeable fluted wheels Make great lasagna, pies, agnolotti, ravioli, etc. Also great for cutting fondant or gumpaste to make wavy ribbons and bows Made of nickel-plated steel and polycarbonate. Rollers are heat-treated so as to guarantee better operation and longer…

Magic Bike $10.98 CASSETTE…

Accutire MS-4021B Standard Digital Tire Gauge $7.99 Reads 5-150 PSI in 1/2-lb. units. Backlit display. Rubberized handle. Auto on/off. Lifetime lithium battery. Max. PSI: 150…