Home / 18,327.52-27,491.27-12,042.09

Finding the Fourth Proportional to 18,327.52, 27,491.27 and 12,042.09

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Solution

The fourth proportional to 18,327.52, 27,491.27 and 12,042.09 is: 18,063.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,327.52 : 27,491.27 = 12,042.09 : x
  2. Step 2: Convert to fraction form
    18,327.52/27,491.27 = 12,042.09/x
  3. Step 3: Cross multiply
    18,327.52x = 27,491.27 × 12,042.09
  4. Step 4: Simplify right side
    18,327.52x = 331,052,466.27
  5. Step 5: Solve for x
    x = 331,052,466.27/18,327.52
  6. Step 6: Final answer
    x = 18,063.14

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1.5x scale

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.