Home / 18,836.14-25,997.46-12,462.86

Finding the Fourth Proportional to 18,836.14, 25,997.46 and 12,462.86

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Solution

The fourth proportional to 18,836.14, 25,997.46 and 12,462.86 is: 17,201.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,836.14 : 25,997.46 = 12,462.86 : x
  2. Step 2: Convert to fraction form
    18,836.14/25,997.46 = 12,462.86/x
  3. Step 3: Cross multiply
    18,836.14x = 25,997.46 × 12,462.86
  4. Step 4: Simplify right side
    18,836.14x = 324,002,704.34
  5. Step 5: Solve for x
    x = 324,002,704.34/18,836.14
  6. Step 6: Final answer
    x = 17,201.12

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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.