Home / 31,489.70-47,234.54-29,565.14

Finding the Fourth Proportional to 31,489.70, 47,234.54 and 29,565.14

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Solution

The fourth proportional to 31,489.70, 47,234.54 and 29,565.14 is: 44,347.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,489.70 : 47,234.54 = 29,565.14 : x
  2. Step 2: Convert to fraction form
    31,489.70/47,234.54 = 29,565.14/x
  3. Step 3: Cross multiply
    31,489.70x = 47,234.54 × 29,565.14
  4. Step 4: Simplify right side
    31,489.70x = 1,396,495,625.68
  5. Step 5: Solve for x
    x = 1,396,495,625.68/31,489.70
  6. Step 6: Final answer
    x = 44,347.70

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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.