Home / 28,600.13-39,468.18-17,422.13

Finding the Fourth Proportional to 28,600.13, 39,468.18 and 17,422.13

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Solution

The fourth proportional to 28,600.13, 39,468.18 and 17,422.13 is: 24,042.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,600.13 : 39,468.18 = 17,422.13 : x
  2. Step 2: Convert to fraction form
    28,600.13/39,468.18 = 17,422.13/x
  3. Step 3: Cross multiply
    28,600.13x = 39,468.18 × 17,422.13
  4. Step 4: Simplify right side
    28,600.13x = 687,619,565.48
  5. Step 5: Solve for x
    x = 687,619,565.48/28,600.13
  6. Step 6: Final answer
    x = 24,042.54

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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.