Home / 16,834.23-25,251.32-5,147.45

Finding the Fourth Proportional to 16,834.23, 25,251.32 and 5,147.45

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Solution

The fourth proportional to 16,834.23, 25,251.32 and 5,147.45 is: 7,721.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,834.23 : 25,251.32 = 5,147.45 : x
  2. Step 2: Convert to fraction form
    16,834.23/25,251.32 = 5,147.45/x
  3. Step 3: Cross multiply
    16,834.23x = 25,251.32 × 5,147.45
  4. Step 4: Simplify right side
    16,834.23x = 129,979,755.14
  5. Step 5: Solve for x
    x = 129,979,755.14/16,834.23
  6. Step 6: Final answer
    x = 7,721.16

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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.