Home / 31,375.38-47,049.25-14,740.14

Finding the Fourth Proportional to 31,375.38, 47,049.25 and 14,740.14

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Solution

The fourth proportional to 31,375.38, 47,049.25 and 14,740.14 is: 22,103.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,375.38 : 47,049.25 = 14,740.14 : x
  2. Step 2: Convert to fraction form
    31,375.38/47,049.25 = 14,740.14/x
  3. Step 3: Cross multiply
    31,375.38x = 47,049.25 × 14,740.14
  4. Step 4: Simplify right side
    31,375.38x = 693,512,531.90
  5. Step 5: Solve for x
    x = 693,512,531.90/31,375.38
  6. Step 6: Final answer
    x = 22,103.72

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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.