is x/y=20 proportional

Question

is x/y=20 proportional

Answer 1

x/y = 20

20y = x

y = x/20

y= (1/20)x = .05x

y is directly proportional to x

with constant of proportionality = 1/20 = 0.05 = k

usual formula is

y =kx. in this example k= 1/20