Home / 31,273.88-43,157.97-17,126.73

Finding the Fourth Proportional to 31,273.88, 43,157.97 and 17,126.73

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Solution

The fourth proportional to 31,273.88, 43,157.97 and 17,126.73 is: 23,634.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273.88 : 43,157.97 = 17,126.73 : x
  2. Step 2: Convert to fraction form
    31,273.88/43,157.97 = 17,126.73/x
  3. Step 3: Cross multiply
    31,273.88x = 43,157.97 × 17,126.73
  4. Step 4: Simplify right side
    31,273.88x = 739,154,899.54
  5. Step 5: Solve for x
    x = 739,154,899.54/31,273.88
  6. Step 6: Final answer
    x = 23,634.90

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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.