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Finding the Fourth Proportional to 41.33, 57.05 and 27.51

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Solution

The fourth proportional to 41.33, 57.05 and 27.51 is: 37.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.33 : 57.05 = 27.51 : x
  2. Step 2: Convert to fraction form
    41.33/57.05 = 27.51/x
  3. Step 3: Cross multiply
    41.33x = 57.05 × 27.51
  4. Step 4: Simplify right side
    41.33x = 1,569.60
  5. Step 5: Solve for x
    x = 1,569.60/41.33
  6. Step 6: Final answer
    x = 37.98

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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.