Home / 27,243.66-40,787.52-18,462.96

Finding the Fourth Proportional to 27,243.66, 40,787.52 and 18,462.96

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Solution

The fourth proportional to 27,243.66, 40,787.52 and 18,462.96 is: 27,641.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,243.66 : 40,787.52 = 18,462.96 : x
  2. Step 2: Convert to fraction form
    27,243.66/40,787.52 = 18,462.96/x
  3. Step 3: Cross multiply
    27,243.66x = 40,787.52 × 18,462.96
  4. Step 4: Simplify right side
    27,243.66x = 753,058,350.26
  5. Step 5: Solve for x
    x = 753,058,350.26/27,243.66
  6. Step 6: Final answer
    x = 27,641.60

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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.