Home / 20,029.96-30,046.56-6,882.34

Finding the Fourth Proportional to 20,029.96, 30,046.56 and 6,882.34

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Solution

The fourth proportional to 20,029.96, 30,046.56 and 6,882.34 is: 10,324.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,029.96 : 30,046.56 = 6,882.34 : x
  2. Step 2: Convert to fraction form
    20,029.96/30,046.56 = 6,882.34/x
  3. Step 3: Cross multiply
    20,029.96x = 30,046.56 × 6,882.34
  4. Step 4: Simplify right side
    20,029.96x = 206,790,641.75
  5. Step 5: Solve for x
    x = 206,790,641.75/20,029.96
  6. Step 6: Final answer
    x = 10,324.07

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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.