Home / 16,930.28-25,380.36-8,040.14

Finding the Fourth Proportional to 16,930.28, 25,380.36 and 8,040.14

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Solution

The fourth proportional to 16,930.28, 25,380.36 and 8,040.14 is: 12,053.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,930.28 : 25,380.36 = 8,040.14 : x
  2. Step 2: Convert to fraction form
    16,930.28/25,380.36 = 8,040.14/x
  3. Step 3: Cross multiply
    16,930.28x = 25,380.36 × 8,040.14
  4. Step 4: Simplify right side
    16,930.28x = 204,061,647.65
  5. Step 5: Solve for x
    x = 204,061,647.65/16,930.28
  6. Step 6: Final answer
    x = 12,053.06

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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.