Home / 17,306.56-25,939.69-7,947.57

Finding the Fourth Proportional to 17,306.56, 25,939.69 and 7,947.57

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Solution

The fourth proportional to 17,306.56, 25,939.69 and 7,947.57 is: 11,912.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,306.56 : 25,939.69 = 7,947.57 : x
  2. Step 2: Convert to fraction form
    17,306.56/25,939.69 = 7,947.57/x
  3. Step 3: Cross multiply
    17,306.56x = 25,939.69 × 7,947.57
  4. Step 4: Simplify right side
    17,306.56x = 206,157,478.25
  5. Step 5: Solve for x
    x = 206,157,478.25/17,306.56
  6. Step 6: Final answer
    x = 11,912.10

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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.