In order to encourage consumers to buy washing machines, the government places a price ceiling on them. Calculate the shortage caused by the price ceiling. Supply, demand and price ceiling for washing machines A supply and a demand curve are shown with a price ceiling at $450. Equilibrium price is $800 and equilibrium quantity is 2,800 washing machines. The quantity demanded at the price ceiling is 4,200 and quantity supplied is 1,400. Provide your answer below