Home / 19,760.61-27,250.20-13,046.52

Finding the Fourth Proportional to 19,760.61, 27,250.20 and 13,046.52

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Solution

The fourth proportional to 19,760.61, 27,250.20 and 13,046.52 is: 17,991.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,760.61 : 27,250.20 = 13,046.52 : x
  2. Step 2: Convert to fraction form
    19,760.61/27,250.20 = 13,046.52/x
  3. Step 3: Cross multiply
    19,760.61x = 27,250.20 × 13,046.52
  4. Step 4: Simplify right side
    19,760.61x = 355,520,279.30
  5. Step 5: Solve for x
    x = 355,520,279.30/19,760.61
  6. Step 6: Final answer
    x = 17,991.36

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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.