Home / 24,020.20-36,116.70-20,218.60

Finding the Fourth Proportional to 24,020.20, 36,116.70 and 20,218.60

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Solution

The fourth proportional to 24,020.20, 36,116.70 and 20,218.60 is: 30,400.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,020.20 : 36,116.70 = 20,218.60 : x
  2. Step 2: Convert to fraction form
    24,020.20/36,116.70 = 20,218.60/x
  3. Step 3: Cross multiply
    24,020.20x = 36,116.70 × 20,218.60
  4. Step 4: Simplify right side
    24,020.20x = 730,229,110.62
  5. Step 5: Solve for x
    x = 730,229,110.62/24,020.20
  6. Step 6: Final answer
    x = 30,400.63

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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.