Home / 15,929.28-23,861.12-9,335.52

Finding the Fourth Proportional to 15,929.28, 23,861.12 and 9,335.52

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Solution

The fourth proportional to 15,929.28, 23,861.12 and 9,335.52 is: 13,984.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929.28 : 23,861.12 = 9,335.52 : x
  2. Step 2: Convert to fraction form
    15,929.28/23,861.12 = 9,335.52/x
  3. Step 3: Cross multiply
    15,929.28x = 23,861.12 × 9,335.52
  4. Step 4: Simplify right side
    15,929.28x = 222,755,962.98
  5. Step 5: Solve for x
    x = 222,755,962.98/15,929.28
  6. Step 6: Final answer
    x = 13,984.06

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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.