Home / 16,829.72-25,248.29-5,143.85

Finding the Fourth Proportional to 16,829.72, 25,248.29 and 5,143.85

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Solution

The fourth proportional to 16,829.72, 25,248.29 and 5,143.85 is: 7,716.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,829.72 : 25,248.29 = 5,143.85 : x
  2. Step 2: Convert to fraction form
    16,829.72/25,248.29 = 5,143.85/x
  3. Step 3: Cross multiply
    16,829.72x = 25,248.29 × 5,143.85
  4. Step 4: Simplify right side
    16,829.72x = 129,873,264.56
  5. Step 5: Solve for x
    x = 129,873,264.56/16,829.72
  6. Step 6: Final answer
    x = 7,716.90

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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.