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Finding the Fourth Proportional to 52.11, 71.93 and 32.44

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Solution

The fourth proportional to 52.11, 71.93 and 32.44 is: 44.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    52.11 : 71.93 = 32.44 : x
  2. Step 2: Convert to fraction form
    52.11/71.93 = 32.44/x
  3. Step 3: Cross multiply
    52.11x = 71.93 × 32.44
  4. Step 4: Simplify right side
    52.11x = 2,333.41
  5. Step 5: Solve for x
    x = 2,333.41/52.11
  6. Step 6: Final answer
    x = 44.78

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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.