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Finding the Fourth Proportional to 41.11, 56.84 and 33.82

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Solution

The fourth proportional to 41.11, 56.84 and 33.82 is: 46.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.11 : 56.84 = 33.82 : x
  2. Step 2: Convert to fraction form
    41.11/56.84 = 33.82/x
  3. Step 3: Cross multiply
    41.11x = 56.84 × 33.82
  4. Step 4: Simplify right side
    41.11x = 1,922.02
  5. Step 5: Solve for x
    x = 1,922.02/41.11
  6. Step 6: Final answer
    x = 46.76

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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.