Home / 16,747.16-25,120.10-6,756.20

Finding the Fourth Proportional to 16,747.16, 25,120.10 and 6,756.20

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Solution

The fourth proportional to 16,747.16, 25,120.10 and 6,756.20 is: 10,134.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,747.16 : 25,120.10 = 6,756.20 : x
  2. Step 2: Convert to fraction form
    16,747.16/25,120.10 = 6,756.20/x
  3. Step 3: Cross multiply
    16,747.16x = 25,120.10 × 6,756.20
  4. Step 4: Simplify right side
    16,747.16x = 169,716,419.62
  5. Step 5: Solve for x
    x = 169,716,419.62/16,747.16
  6. Step 6: Final answer
    x = 10,134.04

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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.