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Finding the Fourth Proportional to 26,927.28, 40,397.76 and 9,397.44

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Solution

The fourth proportional to 26,927.28, 40,397.76 and 9,397.44 is: 14,098.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.28 : 40,397.76 = 9,397.44 : x
  2. Step 2: Convert to fraction form
    26,927.28/40,397.76 = 9,397.44/x
  3. Step 3: Cross multiply
    26,927.28x = 40,397.76 × 9,397.44
  4. Step 4: Simplify right side
    26,927.28x = 379,635,525.73
  5. Step 5: Solve for x
    x = 379,635,525.73/26,927.28
  6. Step 6: Final answer
    x = 14,098.55

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1.5x scale

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.