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Finding the Fourth Proportional to 44.74, 67.11 and 27.73

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Solution

The fourth proportional to 44.74, 67.11 and 27.73 is: 41.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    44.74 : 67.11 = 27.73 : x
  2. Step 2: Convert to fraction form
    44.74/67.11 = 27.73/x
  3. Step 3: Cross multiply
    44.74x = 67.11 × 27.73
  4. Step 4: Simplify right side
    44.74x = 1,860.96
  5. Step 5: Solve for x
    x = 1,860.96/44.74
  6. Step 6: Final answer
    x = 41.60

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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.