Home / 27,431.43-41,147.15-6,654.75

Finding the Fourth Proportional to 27,431.43, 41,147.15 and 6,654.75

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Solution

The fourth proportional to 27,431.43, 41,147.15 and 6,654.75 is: 9,982.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,431.43 : 41,147.15 = 6,654.75 : x
  2. Step 2: Convert to fraction form
    27,431.43/41,147.15 = 6,654.75/x
  3. Step 3: Cross multiply
    27,431.43x = 41,147.15 × 6,654.75
  4. Step 4: Simplify right side
    27,431.43x = 273,823,963.19
  5. Step 5: Solve for x
    x = 273,823,963.19/27,431.43
  6. Step 6: Final answer
    x = 9,982.13

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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.