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Finding the Fourth Proportional to 41.92, 57.83 and 27.36

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Solution

The fourth proportional to 41.92, 57.83 and 27.36 is: 37.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.92 : 57.83 = 27.36 : x
  2. Step 2: Convert to fraction form
    41.92/57.83 = 27.36/x
  3. Step 3: Cross multiply
    41.92x = 57.83 × 27.36
  4. Step 4: Simplify right side
    41.92x = 1,582.23
  5. Step 5: Solve for x
    x = 1,582.23/41.92
  6. Step 6: Final answer
    x = 37.74

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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.