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Finding the Fourth Proportional to 22,469.80, 33,704.70 and 22,124.20

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Solution

The fourth proportional to 22,469.80, 33,704.70 and 22,124.20 is: 33,186.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,469.80 : 33,704.70 = 22,124.20 : x
  2. Step 2: Convert to fraction form
    22,469.80/33,704.70 = 22,124.20/x
  3. Step 3: Cross multiply
    22,469.80x = 33,704.70 × 22,124.20
  4. Step 4: Simplify right side
    22,469.80x = 745,689,523.74
  5. Step 5: Solve for x
    x = 745,689,523.74/22,469.80
  6. Step 6: Final answer
    x = 33,186.30

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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.