Home / 22,132.20-33,198.30-11,764.20

Finding the Fourth Proportional to 22,132.20, 33,198.30 and 11,764.20

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Solution

The fourth proportional to 22,132.20, 33,198.30 and 11,764.20 is: 17,646.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,132.20 : 33,198.30 = 11,764.20 : x
  2. Step 2: Convert to fraction form
    22,132.20/33,198.30 = 11,764.20/x
  3. Step 3: Cross multiply
    22,132.20x = 33,198.30 × 11,764.20
  4. Step 4: Simplify right side
    22,132.20x = 390,551,440.86
  5. Step 5: Solve for x
    x = 390,551,440.86/22,132.20
  6. Step 6: Final answer
    x = 17,646.30

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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.