Home / 27,651.16-41,469.40-10,121.12

Finding the Fourth Proportional to 27,651.16, 41,469.40 and 10,121.12

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Solution

The fourth proportional to 27,651.16, 41,469.40 and 10,121.12 is: 15,178.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,651.16 : 41,469.40 = 10,121.12 : x
  2. Step 2: Convert to fraction form
    27,651.16/41,469.40 = 10,121.12/x
  3. Step 3: Cross multiply
    27,651.16x = 41,469.40 × 10,121.12
  4. Step 4: Simplify right side
    27,651.16x = 419,716,773.73
  5. Step 5: Solve for x
    x = 419,716,773.73/27,651.16
  6. Step 6: Final answer
    x = 15,178.99

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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.