Home / 27,169.20-40,765.86-17,305.92

Finding the Fourth Proportional to 27,169.20, 40,765.86 and 17,305.92

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Solution

The fourth proportional to 27,169.20, 40,765.86 and 17,305.92 is: 25,966.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,169.20 : 40,765.86 = 17,305.92 : x
  2. Step 2: Convert to fraction form
    27,169.20/40,765.86 = 17,305.92/x
  3. Step 3: Cross multiply
    27,169.20x = 40,765.86 × 17,305.92
  4. Step 4: Simplify right side
    27,169.20x = 705,490,711.89
  5. Step 5: Solve for x
    x = 705,490,711.89/27,169.20
  6. Step 6: Final answer
    x = 25,966.56

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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.