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Finding the Fourth Proportional to 27.67, 41.57 and 24.25

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Solution

The fourth proportional to 27.67, 41.57 and 24.25 is: 36.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27.67 : 41.57 = 24.25 : x
  2. Step 2: Convert to fraction form
    27.67/41.57 = 24.25/x
  3. Step 3: Cross multiply
    27.67x = 41.57 × 24.25
  4. Step 4: Simplify right side
    27.67x = 1,008.07
  5. Step 5: Solve for x
    x = 1,008.07/27.67
  6. Step 6: Final answer
    x = 36.43

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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.