The fourth proportional of 6 , 20 , 21 is ?
Answer & explanation
Correct answer: option 2
4th proportional = 6 , 20 , 21 , z
z = \(\frac{21 × 20}{6}\) = 70
The fourth proportional of 6 , 20 , 21 is ?
Correct answer: option 2
4th proportional = 6 , 20 , 21 , z
z = \(\frac{21 × 20}{6}\) = 70