Home / 18,183.52-27,278.16-5,872.48

Finding the Fourth Proportional to 18,183.52, 27,278.16 and 5,872.48

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Solution

The fourth proportional to 18,183.52, 27,278.16 and 5,872.48 is: 8,809.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,183.52 : 27,278.16 = 5,872.48 : x
  2. Step 2: Convert to fraction form
    18,183.52/27,278.16 = 5,872.48/x
  3. Step 3: Cross multiply
    18,183.52x = 27,278.16 × 5,872.48
  4. Step 4: Simplify right side
    18,183.52x = 160,190,449.04
  5. Step 5: Solve for x
    x = 160,190,449.04/18,183.52
  6. Step 6: Final answer
    x = 8,809.65

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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.