Home / 31,972.97-44,121.82-18,543.37

Finding the Fourth Proportional to 31,972.97, 44,121.82 and 18,543.37

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Solution

The fourth proportional to 31,972.97, 44,121.82 and 18,543.37 is: 25,589.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,972.97 : 44,121.82 = 18,543.37 : x
  2. Step 2: Convert to fraction form
    31,972.97/44,121.82 = 18,543.37/x
  3. Step 3: Cross multiply
    31,972.97x = 44,121.82 × 18,543.37
  4. Step 4: Simplify right side
    31,972.97x = 818,167,233.33
  5. Step 5: Solve for x
    x = 818,167,233.33/31,972.97
  6. Step 6: Final answer
    x = 25,589.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.