Home / 41,203.26-61,755.45-18,986.14

Finding the Fourth Proportional to 41,203.26, 61,755.45 and 18,986.14

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Solution

The fourth proportional to 41,203.26, 61,755.45 and 18,986.14 is: 28,456.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,203.26 : 61,755.45 = 18,986.14 : x
  2. Step 2: Convert to fraction form
    41,203.26/61,755.45 = 18,986.14/x
  3. Step 3: Cross multiply
    41,203.26x = 61,755.45 × 18,986.14
  4. Step 4: Simplify right side
    41,203.26x = 1,172,497,619.46
  5. Step 5: Solve for x
    x = 1,172,497,619.46/41,203.26
  6. Step 6: Final answer
    x = 28,456.43

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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.