Home / 20,204.64-27,882.84-11,252.70

Finding the Fourth Proportional to 20,204.64, 27,882.84 and 11,252.70

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Solution

The fourth proportional to 20,204.64, 27,882.84 and 11,252.70 is: 15,528.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,204.64 : 27,882.84 = 11,252.70 : x
  2. Step 2: Convert to fraction form
    20,204.64/27,882.84 = 11,252.70/x
  3. Step 3: Cross multiply
    20,204.64x = 27,882.84 × 11,252.70
  4. Step 4: Simplify right side
    20,204.64x = 313,757,233.67
  5. Step 5: Solve for x
    x = 313,757,233.67/20,204.64
  6. Step 6: Final answer
    x = 15,528.97

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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.