Home / 17,269.35-25,912.22-8,947.81

Finding the Fourth Proportional to 17,269.35, 25,912.22 and 8,947.81

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Solution

The fourth proportional to 17,269.35, 25,912.22 and 8,947.81 is: 13,425.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,269.35 : 25,912.22 = 8,947.81 : x
  2. Step 2: Convert to fraction form
    17,269.35/25,912.22 = 8,947.81/x
  3. Step 3: Cross multiply
    17,269.35x = 25,912.22 × 8,947.81
  4. Step 4: Simplify right side
    17,269.35x = 231,857,621.24
  5. Step 5: Solve for x
    x = 231,857,621.24/17,269.35
  6. Step 6: Final answer
    x = 13,425.96

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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.