Home / 20,234.92-30,352.26-5,442.58

Finding the Fourth Proportional to 20,234.92, 30,352.26 and 5,442.58

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Solution

The fourth proportional to 20,234.92, 30,352.26 and 5,442.58 is: 8,163.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,234.92 : 30,352.26 = 5,442.58 : x
  2. Step 2: Convert to fraction form
    20,234.92/30,352.26 = 5,442.58/x
  3. Step 3: Cross multiply
    20,234.92x = 30,352.26 × 5,442.58
  4. Step 4: Simplify right side
    20,234.92x = 165,194,603.23
  5. Step 5: Solve for x
    x = 165,194,603.23/20,234.92
  6. Step 6: Final answer
    x = 8,163.84

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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.