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Finding the Fourth Proportional to 41,115.87, 61,676.02 and 13,033.87

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Solution

The fourth proportional to 41,115.87, 61,676.02 and 13,033.87 is: 19,551.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,115.87 : 61,676.02 = 13,033.87 : x
  2. Step 2: Convert to fraction form
    41,115.87/61,676.02 = 13,033.87/x
  3. Step 3: Cross multiply
    41,115.87x = 61,676.02 × 13,033.87
  4. Step 4: Simplify right side
    41,115.87x = 803,877,504.23
  5. Step 5: Solve for x
    x = 803,877,504.23/41,115.87
  6. Step 6: Final answer
    x = 19,551.52

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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.