Home / 22,517.66-31,074.84-12,446.93

Finding the Fourth Proportional to 22,517.66, 31,074.84 and 12,446.93

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Solution

The fourth proportional to 22,517.66, 31,074.84 and 12,446.93 is: 17,177.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,517.66 : 31,074.84 = 12,446.93 : x
  2. Step 2: Convert to fraction form
    22,517.66/31,074.84 = 12,446.93/x
  3. Step 3: Cross multiply
    22,517.66x = 31,074.84 × 12,446.93
  4. Step 4: Simplify right side
    22,517.66x = 386,786,435.93
  5. Step 5: Solve for x
    x = 386,786,435.93/22,517.66
  6. Step 6: Final answer
    x = 17,177.02

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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.