Home / 18,581.58-27,865.11-6,732.54

Finding the Fourth Proportional to 18,581.58, 27,865.11 and 6,732.54

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Solution

The fourth proportional to 18,581.58, 27,865.11 and 6,732.54 is: 10,096.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,581.58 : 27,865.11 = 6,732.54 : x
  2. Step 2: Convert to fraction form
    18,581.58/27,865.11 = 6,732.54/x
  3. Step 3: Cross multiply
    18,581.58x = 27,865.11 × 6,732.54
  4. Step 4: Simplify right side
    18,581.58x = 187,602,967.68
  5. Step 5: Solve for x
    x = 187,602,967.68/18,581.58
  6. Step 6: Final answer
    x = 10,096.18

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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.