Home / 17,028.48-25,542.60-6,640.23

Finding the Fourth Proportional to 17,028.48, 25,542.60 and 6,640.23

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Solution

The fourth proportional to 17,028.48, 25,542.60 and 6,640.23 is: 9,960.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,028.48 : 25,542.60 = 6,640.23 : x
  2. Step 2: Convert to fraction form
    17,028.48/25,542.60 = 6,640.23/x
  3. Step 3: Cross multiply
    17,028.48x = 25,542.60 × 6,640.23
  4. Step 4: Simplify right side
    17,028.48x = 169,608,738.80
  5. Step 5: Solve for x
    x = 169,608,738.80/17,028.48
  6. Step 6: Final answer
    x = 9,960.30

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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.