Home / 16,240.11-24,359.40-5,147.43

Finding the Fourth Proportional to 16,240.11, 24,359.40 and 5,147.43

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Solution

The fourth proportional to 16,240.11, 24,359.40 and 5,147.43 is: 7,720.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,240.11 : 24,359.40 = 5,147.43 : x
  2. Step 2: Convert to fraction form
    16,240.11/24,359.40 = 5,147.43/x
  3. Step 3: Cross multiply
    16,240.11x = 24,359.40 × 5,147.43
  4. Step 4: Simplify right side
    16,240.11x = 125,388,306.34
  5. Step 5: Solve for x
    x = 125,388,306.34/16,240.11
  6. Step 6: Final answer
    x = 7,720.90

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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.