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Finding the Fourth Proportional to 41.26, 61.84 and 26

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Solution

The fourth proportional to 41.26, 61.84 and 26 is: 38.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    41.26 : 61.84 = 26 : x
  2. Step 2: Convert to fraction form
    41.26/61.84 = 26/x
  3. Step 3: Cross multiply
    41.26x = 61.84 × 26
  4. Step 4: Simplify right side
    41.26x = 1,607.84
  5. Step 5: Solve for x
    x = 1,607.84/41.26
  6. Step 6: Final answer
    x = 38.97

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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.