Home / 17,110.24-25,645.16-7,739.28

Finding the Fourth Proportional to 17,110.24, 25,645.16 and 7,739.28

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Solution

The fourth proportional to 17,110.24, 25,645.16 and 7,739.28 is: 11,599.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,110.24 : 25,645.16 = 7,739.28 : x
  2. Step 2: Convert to fraction form
    17,110.24/25,645.16 = 7,739.28/x
  3. Step 3: Cross multiply
    17,110.24x = 25,645.16 × 7,739.28
  4. Step 4: Simplify right side
    17,110.24x = 198,475,073.88
  5. Step 5: Solve for x
    x = 198,475,073.88/17,110.24
  6. Step 6: Final answer
    x = 11,599.78

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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.