Home / 18,444.24-27,617.76-11,031.12

Finding the Fourth Proportional to 18,444.24, 27,617.76 and 11,031.12

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Solution

The fourth proportional to 18,444.24, 27,617.76 and 11,031.12 is: 16,517.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,444.24 : 27,617.76 = 11,031.12 : x
  2. Step 2: Convert to fraction form
    18,444.24/27,617.76 = 11,031.12/x
  3. Step 3: Cross multiply
    18,444.24x = 27,617.76 × 11,031.12
  4. Step 4: Simplify right side
    18,444.24x = 304,654,824.69
  5. Step 5: Solve for x
    x = 304,654,824.69/18,444.24
  6. Step 6: Final answer
    x = 16,517.61

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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.