Home / 20,183.59-30,275.38-6,144.42

Finding the Fourth Proportional to 20,183.59, 30,275.38 and 6,144.42

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Solution

The fourth proportional to 20,183.59, 30,275.38 and 6,144.42 is: 9,216.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,183.59 : 30,275.38 = 6,144.42 : x
  2. Step 2: Convert to fraction form
    20,183.59/30,275.38 = 6,144.42/x
  3. Step 3: Cross multiply
    20,183.59x = 30,275.38 × 6,144.42
  4. Step 4: Simplify right side
    20,183.59x = 186,024,650.38
  5. Step 5: Solve for x
    x = 186,024,650.38/20,183.59
  6. Step 6: Final answer
    x = 9,216.63

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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.