Home / 17,177.25-25,769.55-5,330.76

Finding the Fourth Proportional to 17,177.25, 25,769.55 and 5,330.76

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Solution

The fourth proportional to 17,177.25, 25,769.55 and 5,330.76 is: 7,997.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177.25 : 25,769.55 = 5,330.76 : x
  2. Step 2: Convert to fraction form
    17,177.25/25,769.55 = 5,330.76/x
  3. Step 3: Cross multiply
    17,177.25x = 25,769.55 × 5,330.76
  4. Step 4: Simplify right side
    17,177.25x = 137,371,286.36
  5. Step 5: Solve for x
    x = 137,371,286.36/17,177.25
  6. Step 6: Final answer
    x = 7,997.28

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1.5x scale

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.