Home / 17,255.40-25,851.82-7,903.24

Finding the Fourth Proportional to 17,255.40, 25,851.82 and 7,903.24

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Solution

The fourth proportional to 17,255.40, 25,851.82 and 7,903.24 is: 11,840.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,255.40 : 25,851.82 = 7,903.24 : x
  2. Step 2: Convert to fraction form
    17,255.40/25,851.82 = 7,903.24/x
  3. Step 3: Cross multiply
    17,255.40x = 25,851.82 × 7,903.24
  4. Step 4: Simplify right side
    17,255.40x = 204,313,137.90
  5. Step 5: Solve for x
    x = 204,313,137.90/17,255.40
  6. Step 6: Final answer
    x = 11,840.53

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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.