Home / 20,324.97-30,488.00-5,534.19

Finding the Fourth Proportional to 20,324.97, 30,488.00 and 5,534.19

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Solution

The fourth proportional to 20,324.97, 30,488.00 and 5,534.19 is: 8,301.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,324.97 : 30,488.00 = 5,534.19 : x
  2. Step 2: Convert to fraction form
    20,324.97/30,488.00 = 5,534.19/x
  3. Step 3: Cross multiply
    20,324.97x = 30,488.00 × 5,534.19
  4. Step 4: Simplify right side
    20,324.97x = 168,726,357.05
  5. Step 5: Solve for x
    x = 168,726,357.05/20,324.97
  6. Step 6: Final answer
    x = 8,301.43

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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.