Home / 27,505.74-41,251.97-12,700.43

Finding the Fourth Proportional to 27,505.74, 41,251.97 and 12,700.43

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Solution

The fourth proportional to 27,505.74, 41,251.97 and 12,700.43 is: 19,047.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,505.74 : 41,251.97 = 12,700.43 : x
  2. Step 2: Convert to fraction form
    27,505.74/41,251.97 = 12,700.43/x
  3. Step 3: Cross multiply
    27,505.74x = 41,251.97 × 12,700.43
  4. Step 4: Simplify right side
    27,505.74x = 523,917,757.35
  5. Step 5: Solve for x
    x = 523,917,757.35/27,505.74
  6. Step 6: Final answer
    x = 19,047.58

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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.