Home / 27,761.76-41,575.90-15,879.52

Finding the Fourth Proportional to 27,761.76, 41,575.90 and 15,879.52

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Solution

The fourth proportional to 27,761.76, 41,575.90 and 15,879.52 is: 23,781.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,761.76 : 41,575.90 = 15,879.52 : x
  2. Step 2: Convert to fraction form
    27,761.76/41,575.90 = 15,879.52/x
  3. Step 3: Cross multiply
    27,761.76x = 41,575.90 × 15,879.52
  4. Step 4: Simplify right side
    27,761.76x = 660,205,335.57
  5. Step 5: Solve for x
    x = 660,205,335.57/27,761.76
  6. Step 6: Final answer
    x = 23,781.11

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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.