Home / 18,132.28-27,183.78-7,033.24

Finding the Fourth Proportional to 18,132.28, 27,183.78 and 7,033.24

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Solution

The fourth proportional to 18,132.28, 27,183.78 and 7,033.24 is: 10,544.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,132.28 : 27,183.78 = 7,033.24 : x
  2. Step 2: Convert to fraction form
    18,132.28/27,183.78 = 7,033.24/x
  3. Step 3: Cross multiply
    18,132.28x = 27,183.78 × 7,033.24
  4. Step 4: Simplify right side
    18,132.28x = 191,190,048.85
  5. Step 5: Solve for x
    x = 191,190,048.85/18,132.28
  6. Step 6: Final answer
    x = 10,544.18

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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.