Home / 33,740.40-50,610.60-18,949.80

Finding the Fourth Proportional to 33,740.40, 50,610.60 and 18,949.80

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Solution

The fourth proportional to 33,740.40, 50,610.60 and 18,949.80 is: 28,424.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,740.40 : 50,610.60 = 18,949.80 : x
  2. Step 2: Convert to fraction form
    33,740.40/50,610.60 = 18,949.80/x
  3. Step 3: Cross multiply
    33,740.40x = 50,610.60 × 18,949.80
  4. Step 4: Simplify right side
    33,740.40x = 959,060,747.88
  5. Step 5: Solve for x
    x = 959,060,747.88/33,740.40
  6. Step 6: Final answer
    x = 28,424.70

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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.