Home / 17,265.25-25,873.17-13,739.37

Finding the Fourth Proportional to 17,265.25, 25,873.17 and 13,739.37

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Solution

The fourth proportional to 17,265.25, 25,873.17 and 13,739.37 is: 20,589.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,265.25 : 25,873.17 = 13,739.37 : x
  2. Step 2: Convert to fraction form
    17,265.25/25,873.17 = 13,739.37/x
  3. Step 3: Cross multiply
    17,265.25x = 25,873.17 × 13,739.37
  4. Step 4: Simplify right side
    17,265.25x = 355,481,129.98
  5. Step 5: Solve for x
    x = 355,481,129.98/17,265.25
  6. Step 6: Final answer
    x = 20,589.40

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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.