Home / 17,163.90-25,767.45-9,272.70

Finding the Fourth Proportional to 17,163.90, 25,767.45 and 9,272.70

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Solution

The fourth proportional to 17,163.90, 25,767.45 and 9,272.70 is: 13,920.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,163.90 : 25,767.45 = 9,272.70 : x
  2. Step 2: Convert to fraction form
    17,163.90/25,767.45 = 9,272.70/x
  3. Step 3: Cross multiply
    17,163.90x = 25,767.45 × 9,272.70
  4. Step 4: Simplify right side
    17,163.90x = 238,933,833.62
  5. Step 5: Solve for x
    x = 238,933,833.62/17,163.90
  6. Step 6: Final answer
    x = 13,920.72

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1.5x scale

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.