Home / 31,906.62-47,850.18-11,125.26

Finding the Fourth Proportional to 31,906.62, 47,850.18 and 11,125.26

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Solution

The fourth proportional to 31,906.62, 47,850.18 and 11,125.26 is: 16,684.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,906.62 : 47,850.18 = 11,125.26 : x
  2. Step 2: Convert to fraction form
    31,906.62/47,850.18 = 11,125.26/x
  3. Step 3: Cross multiply
    31,906.62x = 47,850.18 × 11,125.26
  4. Step 4: Simplify right side
    31,906.62x = 532,345,693.55
  5. Step 5: Solve for x
    x = 532,345,693.55/31,906.62
  6. Step 6: Final answer
    x = 16,684.49

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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.