Home / 17,144.40-25,715.46-5,456.04

Finding the Fourth Proportional to 17,144.40, 25,715.46 and 5,456.04

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Solution

The fourth proportional to 17,144.40, 25,715.46 and 5,456.04 is: 8,183.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,144.40 : 25,715.46 = 5,456.04 : x
  2. Step 2: Convert to fraction form
    17,144.40/25,715.46 = 5,456.04/x
  3. Step 3: Cross multiply
    17,144.40x = 25,715.46 × 5,456.04
  4. Step 4: Simplify right side
    17,144.40x = 140,304,578.38
  5. Step 5: Solve for x
    x = 140,304,578.38/17,144.40
  6. Step 6: Final answer
    x = 8,183.70

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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.