Home / 20,066.42-27,694.77-11,452.61

Finding the Fourth Proportional to 20,066.42, 27,694.77 and 11,452.61

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Solution

The fourth proportional to 20,066.42, 27,694.77 and 11,452.61 is: 15,806.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,066.42 : 27,694.77 = 11,452.61 : x
  2. Step 2: Convert to fraction form
    20,066.42/27,694.77 = 11,452.61/x
  3. Step 3: Cross multiply
    20,066.42x = 27,694.77 × 11,452.61
  4. Step 4: Simplify right side
    20,066.42x = 317,177,399.85
  5. Step 5: Solve for x
    x = 317,177,399.85/20,066.42
  6. Step 6: Final answer
    x = 15,806.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.