Home / 16,830.80-25,246.30-5,144.02

Finding the Fourth Proportional to 16,830.80, 25,246.30 and 5,144.02

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Solution

The fourth proportional to 16,830.80, 25,246.30 and 5,144.02 is: 7,716.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,830.80 : 25,246.30 = 5,144.02 : x
  2. Step 2: Convert to fraction form
    16,830.80/25,246.30 = 5,144.02/x
  3. Step 3: Cross multiply
    16,830.80x = 25,246.30 × 5,144.02
  4. Step 4: Simplify right side
    16,830.80x = 129,867,472.13
  5. Step 5: Solve for x
    x = 129,867,472.13/16,830.80
  6. Step 6: Final answer
    x = 7,716.06

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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.