Home / 47,517.53-71,292.12-15,930.71

Finding the Fourth Proportional to 47,517.53, 71,292.12 and 15,930.71

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Solution

The fourth proportional to 47,517.53, 71,292.12 and 15,930.71 is: 23,901.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,517.53 : 71,292.12 = 15,930.71 : x
  2. Step 2: Convert to fraction form
    47,517.53/71,292.12 = 15,930.71/x
  3. Step 3: Cross multiply
    47,517.53x = 71,292.12 × 15,930.71
  4. Step 4: Simplify right side
    47,517.53x = 1,135,734,089.01
  5. Step 5: Solve for x
    x = 1,135,734,089.01/47,517.53
  6. Step 6: Final answer
    x = 23,901.37

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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.