Home / 13,822.38-20,737.17-3,962.43

Finding the Fourth Proportional to 13,822.38, 20,737.17 and 3,962.43

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Solution

The fourth proportional to 13,822.38, 20,737.17 and 3,962.43 is: 5,944.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,822.38 : 20,737.17 = 3,962.43 : x
  2. Step 2: Convert to fraction form
    13,822.38/20,737.17 = 3,962.43/x
  3. Step 3: Cross multiply
    13,822.38x = 20,737.17 × 3,962.43
  4. Step 4: Simplify right side
    13,822.38x = 82,169,584.52
  5. Step 5: Solve for x
    x = 82,169,584.52/13,822.38
  6. Step 6: Final answer
    x = 5,944.68

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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.