Home / 36,031.20-54,006.30-17,320.20

Finding the Fourth Proportional to 36,031.20, 54,006.30 and 17,320.20

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Solution

The fourth proportional to 36,031.20, 54,006.30 and 17,320.20 is: 25,960.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,031.20 : 54,006.30 = 17,320.20 : x
  2. Step 2: Convert to fraction form
    36,031.20/54,006.30 = 17,320.20/x
  3. Step 3: Cross multiply
    36,031.20x = 54,006.30 × 17,320.20
  4. Step 4: Simplify right side
    36,031.20x = 935,399,917.26
  5. Step 5: Solve for x
    x = 935,399,917.26/36,031.20
  6. Step 6: Final answer
    x = 25,960.83

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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.