Home / 22,182.43-33,220.60-12,793.98

Finding the Fourth Proportional to 22,182.43, 33,220.60 and 12,793.98

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Solution

The fourth proportional to 22,182.43, 33,220.60 and 12,793.98 is: 19,160.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,182.43 : 33,220.60 = 12,793.98 : x
  2. Step 2: Convert to fraction form
    22,182.43/33,220.60 = 12,793.98/x
  3. Step 3: Cross multiply
    22,182.43x = 33,220.60 × 12,793.98
  4. Step 4: Simplify right side
    22,182.43x = 425,023,743.05
  5. Step 5: Solve for x
    x = 425,023,743.05/22,182.43
  6. Step 6: Final answer
    x = 19,160.38

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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.