Home / 27,651.97-38,161.68-17,042.32

Finding the Fourth Proportional to 27,651.97, 38,161.68 and 17,042.32

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Solution

The fourth proportional to 27,651.97, 38,161.68 and 17,042.32 is: 23,519.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,651.97 : 38,161.68 = 17,042.32 : x
  2. Step 2: Convert to fraction form
    27,651.97/38,161.68 = 17,042.32/x
  3. Step 3: Cross multiply
    27,651.97x = 38,161.68 × 17,042.32
  4. Step 4: Simplify right side
    27,651.97x = 650,363,371.49
  5. Step 5: Solve for x
    x = 650,363,371.49/27,651.97
  6. Step 6: Final answer
    x = 23,519.61

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Half scale
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Double scale
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1.5x scale

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.