Home / 24,200.57-33,305.78-20,472.75

Finding the Fourth Proportional to 24,200.57, 33,305.78 and 20,472.75

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Solution

The fourth proportional to 24,200.57, 33,305.78 and 20,472.75 is: 28,175.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,200.57 : 33,305.78 = 20,472.75 : x
  2. Step 2: Convert to fraction form
    24,200.57/33,305.78 = 20,472.75/x
  3. Step 3: Cross multiply
    24,200.57x = 33,305.78 × 20,472.75
  4. Step 4: Simplify right side
    24,200.57x = 681,860,958.68
  5. Step 5: Solve for x
    x = 681,860,958.68/24,200.57
  6. Step 6: Final answer
    x = 28,175.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.