Home / 22,031.20-33,219.68-20,194.24

Finding the Fourth Proportional to 22,031.20, 33,219.68 and 20,194.24

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Solution

The fourth proportional to 22,031.20, 33,219.68 and 20,194.24 is: 30,449.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,031.20 : 33,219.68 = 20,194.24 : x
  2. Step 2: Convert to fraction form
    22,031.20/33,219.68 = 20,194.24/x
  3. Step 3: Cross multiply
    22,031.20x = 33,219.68 × 20,194.24
  4. Step 4: Simplify right side
    22,031.20x = 670,846,190.64
  5. Step 5: Solve for x
    x = 670,846,190.64/22,031.20
  6. Step 6: Final answer
    x = 30,449.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.