Home / 20,023.08-30,034.21-5,983.15

Finding the Fourth Proportional to 20,023.08, 30,034.21 and 5,983.15

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Solution

The fourth proportional to 20,023.08, 30,034.21 and 5,983.15 is: 8,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,023.08 : 30,034.21 = 5,983.15 : x
  2. Step 2: Convert to fraction form
    20,023.08/30,034.21 = 5,983.15/x
  3. Step 3: Cross multiply
    20,023.08x = 30,034.21 × 5,983.15
  4. Step 4: Simplify right side
    20,023.08x = 179,699,183.56
  5. Step 5: Solve for x
    x = 179,699,183.56/20,023.08
  6. Step 6: Final answer
    x = 8,974.60

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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.