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Finding the Fourth Proportional to 18,046.18, 27,068.98 and 5,395.97

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Solution

The fourth proportional to 18,046.18, 27,068.98 and 5,395.97 is: 8,093.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,046.18 : 27,068.98 = 5,395.97 : x
  2. Step 2: Convert to fraction form
    18,046.18/27,068.98 = 5,395.97/x
  3. Step 3: Cross multiply
    18,046.18x = 27,068.98 × 5,395.97
  4. Step 4: Simplify right side
    18,046.18x = 146,063,404.01
  5. Step 5: Solve for x
    x = 146,063,404.01/18,046.18
  6. Step 6: Final answer
    x = 8,093.87

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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.