Home / 20,199.60-30,304.26-6,348.60

Finding the Fourth Proportional to 20,199.60, 30,304.26 and 6,348.60

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Solution

The fourth proportional to 20,199.60, 30,304.26 and 6,348.60 is: 9,524.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,199.60 : 30,304.26 = 6,348.60 : x
  2. Step 2: Convert to fraction form
    20,199.60/30,304.26 = 6,348.60/x
  3. Step 3: Cross multiply
    20,199.60x = 30,304.26 × 6,348.60
  4. Step 4: Simplify right side
    20,199.60x = 192,389,625.04
  5. Step 5: Solve for x
    x = 192,389,625.04/20,199.60
  6. Step 6: Final answer
    x = 9,524.43

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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.