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Finding the Fourth Proportional to 41.14, 61.56 and 27.58

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Solution

The fourth proportional to 41.14, 61.56 and 27.58 is: 41.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.14 : 61.56 = 27.58 : x
  2. Step 2: Convert to fraction form
    41.14/61.56 = 27.58/x
  3. Step 3: Cross multiply
    41.14x = 61.56 × 27.58
  4. Step 4: Simplify right side
    41.14x = 1,697.82
  5. Step 5: Solve for x
    x = 1,697.82/41.14
  6. Step 6: Final answer
    x = 41.27

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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.