Home / 22,535.20-31,098.39-12,463.61

Finding the Fourth Proportional to 22,535.20, 31,098.39 and 12,463.61

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Solution

The fourth proportional to 22,535.20, 31,098.39 and 12,463.61 is: 17,199.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,535.20 : 31,098.39 = 12,463.61 : x
  2. Step 2: Convert to fraction form
    22,535.20/31,098.39 = 12,463.61/x
  3. Step 3: Cross multiply
    22,535.20x = 31,098.39 × 12,463.61
  4. Step 4: Simplify right side
    22,535.20x = 387,598,204.59
  5. Step 5: Solve for x
    x = 387,598,204.59/22,535.20
  6. Step 6: Final answer
    x = 17,199.68

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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.