Home / 20,234.04-30,352.88-6,902.54

Finding the Fourth Proportional to 20,234.04, 30,352.88 and 6,902.54

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Solution

The fourth proportional to 20,234.04, 30,352.88 and 6,902.54 is: 10,354.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,234.04 : 30,352.88 = 6,902.54 : x
  2. Step 2: Convert to fraction form
    20,234.04/30,352.88 = 6,902.54/x
  3. Step 3: Cross multiply
    20,234.04x = 30,352.88 × 6,902.54
  4. Step 4: Simplify right side
    20,234.04x = 209,511,968.32
  5. Step 5: Solve for x
    x = 209,511,968.32/20,234.04
  6. Step 6: Final answer
    x = 10,354.43

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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.