Home / 17,185.26-25,765.29-5,491.74

Finding the Fourth Proportional to 17,185.26, 25,765.29 and 5,491.74

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Solution

The fourth proportional to 17,185.26, 25,765.29 and 5,491.74 is: 8,233.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,185.26 : 25,765.29 = 5,491.74 : x
  2. Step 2: Convert to fraction form
    17,185.26/25,765.29 = 5,491.74/x
  3. Step 3: Cross multiply
    17,185.26x = 25,765.29 × 5,491.74
  4. Step 4: Simplify right side
    17,185.26x = 141,496,273.70
  5. Step 5: Solve for x
    x = 141,496,273.70/17,185.26
  6. Step 6: Final answer
    x = 8,233.58

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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.