Home / 31,876.26-47,761.14-22,500.90

Finding the Fourth Proportional to 31,876.26, 47,761.14 and 22,500.90

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Solution

The fourth proportional to 31,876.26, 47,761.14 and 22,500.90 is: 33,713.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,876.26 : 47,761.14 = 22,500.90 : x
  2. Step 2: Convert to fraction form
    31,876.26/47,761.14 = 22,500.90/x
  3. Step 3: Cross multiply
    31,876.26x = 47,761.14 × 22,500.90
  4. Step 4: Simplify right side
    31,876.26x = 1,074,668,635.03
  5. Step 5: Solve for x
    x = 1,074,668,635.03/31,876.26
  6. Step 6: Final answer
    x = 33,713.76

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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.