Home / 18,453.34-27,682.08-6,766.53

Finding the Fourth Proportional to 18,453.34, 27,682.08 and 6,766.53

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Solution

The fourth proportional to 18,453.34, 27,682.08 and 6,766.53 is: 10,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,453.34 : 27,682.08 = 6,766.53 : x
  2. Step 2: Convert to fraction form
    18,453.34/27,682.08 = 6,766.53/x
  3. Step 3: Cross multiply
    18,453.34x = 27,682.08 × 6,766.53
  4. Step 4: Simplify right side
    18,453.34x = 187,311,624.78
  5. Step 5: Solve for x
    x = 187,311,624.78/18,453.34
  6. Step 6: Final answer
    x = 10,150.55

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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.