Home / 41,131.07-61,691.73-11,551.49

Finding the Fourth Proportional to 41,131.07, 61,691.73 and 11,551.49

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Solution

The fourth proportional to 41,131.07, 61,691.73 and 11,551.49 is: 17,325.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,131.07 : 61,691.73 = 11,551.49 : x
  2. Step 2: Convert to fraction form
    41,131.07/61,691.73 = 11,551.49/x
  3. Step 3: Cross multiply
    41,131.07x = 61,691.73 × 11,551.49
  4. Step 4: Simplify right side
    41,131.07x = 712,631,402.18
  5. Step 5: Solve for x
    x = 712,631,402.18/41,131.07
  6. Step 6: Final answer
    x = 17,325.87

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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.