Home / 41,086.09-61,638.36-13,007.82

Finding the Fourth Proportional to 41,086.09, 61,638.36 and 13,007.82

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Solution

The fourth proportional to 41,086.09, 61,638.36 and 13,007.82 is: 19,514.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,086.09 : 61,638.36 = 13,007.82 : x
  2. Step 2: Convert to fraction form
    41,086.09/61,638.36 = 13,007.82/x
  3. Step 3: Cross multiply
    41,086.09x = 61,638.36 × 13,007.82
  4. Step 4: Simplify right side
    41,086.09x = 801,780,691.98
  5. Step 5: Solve for x
    x = 801,780,691.98/41,086.09
  6. Step 6: Final answer
    x = 19,514.65

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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.