Home / 22,658.10-33,987.15-15,659.70

Finding the Fourth Proportional to 22,658.10, 33,987.15 and 15,659.70

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Solution

The fourth proportional to 22,658.10, 33,987.15 and 15,659.70 is: 23,489.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,658.10 : 33,987.15 = 15,659.70 : x
  2. Step 2: Convert to fraction form
    22,658.10/33,987.15 = 15,659.70/x
  3. Step 3: Cross multiply
    22,658.10x = 33,987.15 × 15,659.70
  4. Step 4: Simplify right side
    22,658.10x = 532,228,572.86
  5. Step 5: Solve for x
    x = 532,228,572.86/22,658.10
  6. Step 6: Final answer
    x = 23,489.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.