Home / 17,218.72-23,761.92-11,246.86

Finding the Fourth Proportional to 17,218.72, 23,761.92 and 11,246.86

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Solution

The fourth proportional to 17,218.72, 23,761.92 and 11,246.86 is: 15,520.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,218.72 : 23,761.92 = 11,246.86 : x
  2. Step 2: Convert to fraction form
    17,218.72/23,761.92 = 11,246.86/x
  3. Step 3: Cross multiply
    17,218.72x = 23,761.92 × 11,246.86
  4. Step 4: Simplify right side
    17,218.72x = 267,246,987.57
  5. Step 5: Solve for x
    x = 267,246,987.57/17,218.72
  6. Step 6: Final answer
    x = 15,520.72

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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.