Home / 33,650.73-50,420.30-20,463.21

Finding the Fourth Proportional to 33,650.73, 50,420.30 and 20,463.21

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Solution

The fourth proportional to 33,650.73, 50,420.30 and 20,463.21 is: 30,660.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,650.73 : 50,420.30 = 20,463.21 : x
  2. Step 2: Convert to fraction form
    33,650.73/50,420.30 = 20,463.21/x
  3. Step 3: Cross multiply
    33,650.73x = 50,420.30 × 20,463.21
  4. Step 4: Simplify right side
    33,650.73x = 1,031,761,084.85
  5. Step 5: Solve for x
    x = 1,031,761,084.85/33,650.73
  6. Step 6: Final answer
    x = 30,660.88

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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.