Home / 18,132.56-27,177.20-7,033.44

Finding the Fourth Proportional to 18,132.56, 27,177.20 and 7,033.44

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Solution

The fourth proportional to 18,132.56, 27,177.20 and 7,033.44 is: 10,541.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.56 : 27,177.20 = 7,033.44 : x
  2. Step 2: Convert to fraction form
    18,132.56/27,177.20 = 7,033.44/x
  3. Step 3: Cross multiply
    18,132.56x = 27,177.20 × 7,033.44
  4. Step 4: Simplify right side
    18,132.56x = 191,149,205.57
  5. Step 5: Solve for x
    x = 191,149,205.57/18,132.56
  6. Step 6: Final answer
    x = 10,541.77

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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.