Home / 11,825.26-17,740.92-4,429.82

Finding the Fourth Proportional to 11,825.26, 17,740.92 and 4,429.82

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Solution

The fourth proportional to 11,825.26, 17,740.92 and 4,429.82 is: 6,645.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,825.26 : 17,740.92 = 4,429.82 : x
  2. Step 2: Convert to fraction form
    11,825.26/17,740.92 = 4,429.82/x
  3. Step 3: Cross multiply
    11,825.26x = 17,740.92 × 4,429.82
  4. Step 4: Simplify right side
    11,825.26x = 78,589,082.23
  5. Step 5: Solve for x
    x = 78,589,082.23/11,825.26
  6. Step 6: Final answer
    x = 6,645.87

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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.