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Finding the Fourth Proportional to 32.20, 44.41 and 26.73

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Solution

The fourth proportional to 32.20, 44.41 and 26.73 is: 36.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32.20 : 44.41 = 26.73 : x
  2. Step 2: Convert to fraction form
    32.20/44.41 = 26.73/x
  3. Step 3: Cross multiply
    32.20x = 44.41 × 26.73
  4. Step 4: Simplify right side
    32.20x = 1,187.01
  5. Step 5: Solve for x
    x = 1,187.01/32.20
  6. Step 6: Final answer
    x = 36.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.