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Finding the Fourth Proportional to 43,337.85, 65,019.17 and 25,584.71

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Solution

The fourth proportional to 43,337.85, 65,019.17 and 25,584.71 is: 38,384.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,337.85 : 65,019.17 = 25,584.71 : x
  2. Step 2: Convert to fraction form
    43,337.85/65,019.17 = 25,584.71/x
  3. Step 3: Cross multiply
    43,337.85x = 65,019.17 × 25,584.71
  4. Step 4: Simplify right side
    43,337.85x = 1,663,496,605.55
  5. Step 5: Solve for x
    x = 1,663,496,605.55/43,337.85
  6. Step 6: Final answer
    x = 38,384.38

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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.