Home / 63,612-95,418-19,836

Finding the Fourth Proportional to 63,612, 95,418 and 19,836

Calculator

Solution

The fourth proportional to 63,612, 95,418 and 19,836 is: 29,754

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,612 : 95,418 = 19,836 : x
  2. Step 2: Convert to fraction form
    63,612/95,418 = 19,836/x
  3. Step 3: Cross multiply
    63,612x = 95,418 × 19,836
  4. Step 4: Simplify right side
    63,612x = 1,892,711,448
  5. Step 5: Solve for x
    x = 1,892,711,448/63,612
  6. Step 6: Final answer
    x = 29,754

Related Problems

Find fourth proportional to 31,806, 47,709 and 9,918
Half scale
Find fourth proportional to 127,224, 190,836 and 39,672
Double scale
Find fourth proportional to 63,613, 95,419.50 and 19,837
Similar ratio
Find fourth proportional to 95,418, 143,127 and 29,754
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.