Home / 41,187.88-61,786.14-13,488.04

Finding the Fourth Proportional to 41,187.88, 61,786.14 and 13,488.04

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Solution

The fourth proportional to 41,187.88, 61,786.14 and 13,488.04 is: 20,233.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,187.88 : 61,786.14 = 13,488.04 : x
  2. Step 2: Convert to fraction form
    41,187.88/61,786.14 = 13,488.04/x
  3. Step 3: Cross multiply
    41,187.88x = 61,786.14 × 13,488.04
  4. Step 4: Simplify right side
    41,187.88x = 833,373,927.77
  5. Step 5: Solve for x
    x = 833,373,927.77/41,187.88
  6. Step 6: Final answer
    x = 20,233.47

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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.