Home / 22,126.60-30,573.62-17,686.99

Finding the Fourth Proportional to 22,126.60, 30,573.62 and 17,686.99

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Solution

The fourth proportional to 22,126.60, 30,573.62 and 17,686.99 is: 24,439.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,126.60 : 30,573.62 = 17,686.99 : x
  2. Step 2: Convert to fraction form
    22,126.60/30,573.62 = 17,686.99/x
  3. Step 3: Cross multiply
    22,126.60x = 30,573.62 × 17,686.99
  4. Step 4: Simplify right side
    22,126.60x = 540,755,311.20
  5. Step 5: Solve for x
    x = 540,755,311.20/22,126.60
  6. Step 6: Final answer
    x = 24,439.15

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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.