Home / 16,125.52-22,257.30-9,839.92

Finding the Fourth Proportional to 16,125.52, 22,257.30 and 9,839.92

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Solution

The fourth proportional to 16,125.52, 22,257.30 and 9,839.92 is: 13,581.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,125.52 : 22,257.30 = 9,839.92 : x
  2. Step 2: Convert to fraction form
    16,125.52/22,257.30 = 9,839.92/x
  3. Step 3: Cross multiply
    16,125.52x = 22,257.30 × 9,839.92
  4. Step 4: Simplify right side
    16,125.52x = 219,010,051.42
  5. Step 5: Solve for x
    x = 219,010,051.42/16,125.52
  6. Step 6: Final answer
    x = 13,581.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.