Home / 31,936.10-47,874.62-16,319.30

Finding the Fourth Proportional to 31,936.10, 47,874.62 and 16,319.30

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Solution

The fourth proportional to 31,936.10, 47,874.62 and 16,319.30 is: 24,463.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,936.10 : 47,874.62 = 16,319.30 : x
  2. Step 2: Convert to fraction form
    31,936.10/47,874.62 = 16,319.30/x
  3. Step 3: Cross multiply
    31,936.10x = 47,874.62 × 16,319.30
  4. Step 4: Simplify right side
    31,936.10x = 781,280,286.17
  5. Step 5: Solve for x
    x = 781,280,286.17/31,936.10
  6. Step 6: Final answer
    x = 24,463.86

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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.