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Finding the Fourth Proportional to 63.27, 94.94 and 26.71

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Solution

The fourth proportional to 63.27, 94.94 and 26.71 is: 40.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    63.27 : 94.94 = 26.71 : x
  2. Step 2: Convert to fraction form
    63.27/94.94 = 26.71/x
  3. Step 3: Cross multiply
    63.27x = 94.94 × 26.71
  4. Step 4: Simplify right side
    63.27x = 2,535.68
  5. Step 5: Solve for x
    x = 2,535.68/63.27
  6. Step 6: Final answer
    x = 40.08

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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.