Home / 31,229.75-43,095.97-17,805.33

Finding the Fourth Proportional to 31,229.75, 43,095.97 and 17,805.33

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Solution

The fourth proportional to 31,229.75, 43,095.97 and 17,805.33 is: 24,570.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,229.75 : 43,095.97 = 17,805.33 : x
  2. Step 2: Convert to fraction form
    31,229.75/43,095.97 = 17,805.33/x
  3. Step 3: Cross multiply
    31,229.75x = 43,095.97 × 17,805.33
  4. Step 4: Simplify right side
    31,229.75x = 767,337,923.01
  5. Step 5: Solve for x
    x = 767,337,923.01/31,229.75
  6. Step 6: Final answer
    x = 24,570.73

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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.