Home / 18,086.34-24,979.14-16,591.89

Finding the Fourth Proportional to 18,086.34, 24,979.14 and 16,591.89

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Solution

The fourth proportional to 18,086.34, 24,979.14 and 16,591.89 is: 22,915.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,086.34 : 24,979.14 = 16,591.89 : x
  2. Step 2: Convert to fraction form
    18,086.34/24,979.14 = 16,591.89/x
  3. Step 3: Cross multiply
    18,086.34x = 24,979.14 × 16,591.89
  4. Step 4: Simplify right side
    18,086.34x = 414,451,143.17
  5. Step 5: Solve for x
    x = 414,451,143.17/18,086.34
  6. Step 6: Final answer
    x = 22,915.15

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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.