Home / 20,233.64-30,352.26-5,442.23

Finding the Fourth Proportional to 20,233.64, 30,352.26 and 5,442.23

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Solution

The fourth proportional to 20,233.64, 30,352.26 and 5,442.23 is: 8,163.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,233.64 : 30,352.26 = 5,442.23 : x
  2. Step 2: Convert to fraction form
    20,233.64/30,352.26 = 5,442.23/x
  3. Step 3: Cross multiply
    20,233.64x = 30,352.26 × 5,442.23
  4. Step 4: Simplify right side
    20,233.64x = 165,183,979.94
  5. Step 5: Solve for x
    x = 165,183,979.94/20,233.64
  6. Step 6: Final answer
    x = 8,163.83

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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.