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Finding the Fourth Proportional to 26,494.48, 39,747.66 and 8,963.92

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Solution

The fourth proportional to 26,494.48, 39,747.66 and 8,963.92 is: 13,447.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,494.48 : 39,747.66 = 8,963.92 : x
  2. Step 2: Convert to fraction form
    26,494.48/39,747.66 = 8,963.92/x
  3. Step 3: Cross multiply
    26,494.48x = 39,747.66 × 8,963.92
  4. Step 4: Simplify right side
    26,494.48x = 356,294,844.43
  5. Step 5: Solve for x
    x = 356,294,844.43/26,494.48
  6. Step 6: Final answer
    x = 13,447.89

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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.