Home / 31,273.14-43,156.94-16,932.97

Finding the Fourth Proportional to 31,273.14, 43,156.94 and 16,932.97

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Solution

The fourth proportional to 31,273.14, 43,156.94 and 16,932.97 is: 23,367.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,273.14 : 43,156.94 = 16,932.97 : x
  2. Step 2: Convert to fraction form
    31,273.14/43,156.94 = 16,932.97/x
  3. Step 3: Cross multiply
    31,273.14x = 43,156.94 × 16,932.97
  4. Step 4: Simplify right side
    31,273.14x = 730,775,020.09
  5. Step 5: Solve for x
    x = 730,775,020.09/31,273.14
  6. Step 6: Final answer
    x = 23,367.50

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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.