Home / 16,144.38-24,201.90-11,979.36

Finding the Fourth Proportional to 16,144.38, 24,201.90 and 11,979.36

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Solution

The fourth proportional to 16,144.38, 24,201.90 and 11,979.36 is: 17,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.38 : 24,201.90 = 11,979.36 : x
  2. Step 2: Convert to fraction form
    16,144.38/24,201.90 = 11,979.36/x
  3. Step 3: Cross multiply
    16,144.38x = 24,201.90 × 11,979.36
  4. Step 4: Simplify right side
    16,144.38x = 289,923,272.78
  5. Step 5: Solve for x
    x = 289,923,272.78/16,144.38
  6. Step 6: Final answer
    x = 17,958.15

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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.