Home / 18,356.85-27,534.92-5,876.88

Finding the Fourth Proportional to 18,356.85, 27,534.92 and 5,876.88

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Solution

The fourth proportional to 18,356.85, 27,534.92 and 5,876.88 is: 8,815.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,356.85 : 27,534.92 = 5,876.88 : x
  2. Step 2: Convert to fraction form
    18,356.85/27,534.92 = 5,876.88/x
  3. Step 3: Cross multiply
    18,356.85x = 27,534.92 × 5,876.88
  4. Step 4: Simplify right side
    18,356.85x = 161,819,420.65
  5. Step 5: Solve for x
    x = 161,819,420.65/18,356.85
  6. Step 6: Final answer
    x = 8,815.21

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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.