Home / 27,486.92-41,233.80-8,761.88

Finding the Fourth Proportional to 27,486.92, 41,233.80 and 8,761.88

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Solution

The fourth proportional to 27,486.92, 41,233.80 and 8,761.88 is: 13,143.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,486.92 : 41,233.80 = 8,761.88 : x
  2. Step 2: Convert to fraction form
    27,486.92/41,233.80 = 8,761.88/x
  3. Step 3: Cross multiply
    27,486.92x = 41,233.80 × 8,761.88
  4. Step 4: Simplify right side
    27,486.92x = 361,285,607.54
  5. Step 5: Solve for x
    x = 361,285,607.54/27,486.92
  6. Step 6: Final answer
    x = 13,143.91

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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.