Home / 20,604.44-30,902.33-5,809.39

Finding the Fourth Proportional to 20,604.44, 30,902.33 and 5,809.39

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Solution

The fourth proportional to 20,604.44, 30,902.33 and 5,809.39 is: 8,712.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,604.44 : 30,902.33 = 5,809.39 : x
  2. Step 2: Convert to fraction form
    20,604.44/30,902.33 = 5,809.39/x
  3. Step 3: Cross multiply
    20,604.44x = 30,902.33 × 5,809.39
  4. Step 4: Simplify right side
    20,604.44x = 179,523,624.15
  5. Step 5: Solve for x
    x = 179,523,624.15/20,604.44
  6. Step 6: Final answer
    x = 8,712.86

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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.