Home / 18,031.26-27,049.45-5,552.33

Finding the Fourth Proportional to 18,031.26, 27,049.45 and 5,552.33

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Solution

The fourth proportional to 18,031.26, 27,049.45 and 5,552.33 is: 8,329.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,031.26 : 27,049.45 = 5,552.33 : x
  2. Step 2: Convert to fraction form
    18,031.26/27,049.45 = 5,552.33/x
  3. Step 3: Cross multiply
    18,031.26x = 27,049.45 × 5,552.33
  4. Step 4: Simplify right side
    18,031.26x = 150,187,323.59
  5. Step 5: Solve for x
    x = 150,187,323.59/18,031.26
  6. Step 6: Final answer
    x = 8,329.28

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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.