Home / 20,583.25-30,872.14-5,793.43

Finding the Fourth Proportional to 20,583.25, 30,872.14 and 5,793.43

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Solution

The fourth proportional to 20,583.25, 30,872.14 and 5,793.43 is: 8,689.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,583.25 : 30,872.14 = 5,793.43 : x
  2. Step 2: Convert to fraction form
    20,583.25/30,872.14 = 5,793.43/x
  3. Step 3: Cross multiply
    20,583.25x = 30,872.14 × 5,793.43
  4. Step 4: Simplify right side
    20,583.25x = 178,855,635.09
  5. Step 5: Solve for x
    x = 178,855,635.09/20,583.25
  6. Step 6: Final answer
    x = 8,689.38

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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.