Home / 17,431.26-26,147.69-5,744.58

Finding the Fourth Proportional to 17,431.26, 26,147.69 and 5,744.58

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Solution

The fourth proportional to 17,431.26, 26,147.69 and 5,744.58 is: 8,617.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,431.26 : 26,147.69 = 5,744.58 : x
  2. Step 2: Convert to fraction form
    17,431.26/26,147.69 = 5,744.58/x
  3. Step 3: Cross multiply
    17,431.26x = 26,147.69 × 5,744.58
  4. Step 4: Simplify right side
    17,431.26x = 150,207,497.02
  5. Step 5: Solve for x
    x = 150,207,497.02/17,431.26
  6. Step 6: Final answer
    x = 8,617.13

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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.