Home / 17,177-25,769.17-5,330.51

Finding the Fourth Proportional to 17,177, 25,769.17 and 5,330.51

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Solution

The fourth proportional to 17,177, 25,769.17 and 5,330.51 is: 7,996.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,177 : 25,769.17 = 5,330.51 : x
  2. Step 2: Convert to fraction form
    17,177/25,769.17 = 5,330.51/x
  3. Step 3: Cross multiply
    17,177x = 25,769.17 × 5,330.51
  4. Step 4: Simplify right side
    17,177x = 137,362,818.38
  5. Step 5: Solve for x
    x = 137,362,818.38/17,177
  6. Step 6: Final answer
    x = 7,996.90

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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.