Home / 17,581.38-26,380.17-8,822.58

Finding the Fourth Proportional to 17,581.38, 26,380.17 and 8,822.58

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Solution

The fourth proportional to 17,581.38, 26,380.17 and 8,822.58 is: 13,237.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,581.38 : 26,380.17 = 8,822.58 : x
  2. Step 2: Convert to fraction form
    17,581.38/26,380.17 = 8,822.58/x
  3. Step 3: Cross multiply
    17,581.38x = 26,380.17 × 8,822.58
  4. Step 4: Simplify right side
    17,581.38x = 232,741,160.24
  5. Step 5: Solve for x
    x = 232,741,160.24/17,581.38
  6. Step 6: Final answer
    x = 13,237.93

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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.