Home / 20,302.60-30,452.82-6,450.52

Finding the Fourth Proportional to 20,302.60, 30,452.82 and 6,450.52

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Solution

The fourth proportional to 20,302.60, 30,452.82 and 6,450.52 is: 9,675.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302.60 : 30,452.82 = 6,450.52 : x
  2. Step 2: Convert to fraction form
    20,302.60/30,452.82 = 6,450.52/x
  3. Step 3: Cross multiply
    20,302.60x = 30,452.82 × 6,450.52
  4. Step 4: Simplify right side
    20,302.60x = 196,436,524.47
  5. Step 5: Solve for x
    x = 196,436,524.47/20,302.60
  6. Step 6: Final answer
    x = 9,675.44

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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.