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Finding the Fourth Proportional to 17,456.38, 26,169.08 and 6,361

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Solution

The fourth proportional to 17,456.38, 26,169.08 and 6,361 is: 9,535.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,456.38 : 26,169.08 = 6,361 : x
  2. Step 2: Convert to fraction form
    17,456.38/26,169.08 = 6,361/x
  3. Step 3: Cross multiply
    17,456.38x = 26,169.08 × 6,361
  4. Step 4: Simplify right side
    17,456.38x = 166,461,517.88
  5. Step 5: Solve for x
    x = 166,461,517.88/17,456.38
  6. Step 6: Final answer
    x = 9,535.86

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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.