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Finding the Fourth Proportional to 26,494.68, 39,747.88 and 8,730.82

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Solution

The fourth proportional to 26,494.68, 39,747.88 and 8,730.82 is: 13,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,494.68 : 39,747.88 = 8,730.82 : x
  2. Step 2: Convert to fraction form
    26,494.68/39,747.88 = 8,730.82/x
  3. Step 3: Cross multiply
    26,494.68x = 39,747.88 × 8,730.82
  4. Step 4: Simplify right side
    26,494.68x = 347,031,585.66
  5. Step 5: Solve for x
    x = 347,031,585.66/26,494.68
  6. Step 6: Final answer
    x = 13,098.16

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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.