Home / 13,144.38-19,723.05-9,273.66

Finding the Fourth Proportional to 13,144.38, 19,723.05 and 9,273.66

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Solution

The fourth proportional to 13,144.38, 19,723.05 and 9,273.66 is: 13,915.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,144.38 : 19,723.05 = 9,273.66 : x
  2. Step 2: Convert to fraction form
    13,144.38/19,723.05 = 9,273.66/x
  3. Step 3: Cross multiply
    13,144.38x = 19,723.05 × 9,273.66
  4. Step 4: Simplify right side
    13,144.38x = 182,904,859.86
  5. Step 5: Solve for x
    x = 182,904,859.86/13,144.38
  6. Step 6: Final answer
    x = 13,915.06

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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.