Home / 41,279.48-61,911.16-13,192

Finding the Fourth Proportional to 41,279.48, 61,911.16 and 13,192

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Solution

The fourth proportional to 41,279.48, 61,911.16 and 13,192 is: 19,785.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,279.48 : 61,911.16 = 13,192 : x
  2. Step 2: Convert to fraction form
    41,279.48/61,911.16 = 13,192/x
  3. Step 3: Cross multiply
    41,279.48x = 61,911.16 × 13,192
  4. Step 4: Simplify right side
    41,279.48x = 816,732,022.72
  5. Step 5: Solve for x
    x = 816,732,022.72/41,279.48
  6. Step 6: Final answer
    x = 19,785.42

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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.