Home / 20,825.30-31,239.57-6,034.43

Finding the Fourth Proportional to 20,825.30, 31,239.57 and 6,034.43

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Solution

The fourth proportional to 20,825.30, 31,239.57 and 6,034.43 is: 9,052.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,825.30 : 31,239.57 = 6,034.43 : x
  2. Step 2: Convert to fraction form
    20,825.30/31,239.57 = 6,034.43/x
  3. Step 3: Cross multiply
    20,825.30x = 31,239.57 × 6,034.43
  4. Step 4: Simplify right side
    20,825.30x = 188,512,998.40
  5. Step 5: Solve for x
    x = 188,512,998.40/20,825.30
  6. Step 6: Final answer
    x = 9,052.11

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.