Home / 41,781.36-57,658.36-22,918.64

Finding the Fourth Proportional to 41,781.36, 57,658.36 and 22,918.64

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Solution

The fourth proportional to 41,781.36, 57,658.36 and 22,918.64 is: 31,627.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,781.36 : 57,658.36 = 22,918.64 : x
  2. Step 2: Convert to fraction form
    41,781.36/57,658.36 = 22,918.64/x
  3. Step 3: Cross multiply
    41,781.36x = 57,658.36 × 22,918.64
  4. Step 4: Simplify right side
    41,781.36x = 1,321,451,195.83
  5. Step 5: Solve for x
    x = 1,321,451,195.83/41,781.36
  6. Step 6: Final answer
    x = 31,627.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.