Question

Find the third proportional to 15 and 20

Answer 1

Answer:80/3

Step-by-step explanation:

LET THE THIRD PROPORTION BE x

so, 15 , 20 and x

a/b : b/c

15/20 : 20 / x

x= 20* 20 /15 =400/15 = 80/3

therefore , 80/3 is the ans