Home / 41,115.44-61,677.48-13,418.48

Finding the Fourth Proportional to 41,115.44, 61,677.48 and 13,418.48

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Solution

The fourth proportional to 41,115.44, 61,677.48 and 13,418.48 is: 20,129.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,115.44 : 61,677.48 = 13,418.48 : x
  2. Step 2: Convert to fraction form
    41,115.44/61,677.48 = 13,418.48/x
  3. Step 3: Cross multiply
    41,115.44x = 61,677.48 × 13,418.48
  4. Step 4: Simplify right side
    41,115.44x = 827,618,031.83
  5. Step 5: Solve for x
    x = 827,618,031.83/41,115.44
  6. Step 6: Final answer
    x = 20,129.13

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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.