Home / 24,475.20-36,669.60-20,068.80

Finding the Fourth Proportional to 24,475.20, 36,669.60 and 20,068.80

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Solution

The fourth proportional to 24,475.20, 36,669.60 and 20,068.80 is: 30,067.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,475.20 : 36,669.60 = 20,068.80 : x
  2. Step 2: Convert to fraction form
    24,475.20/36,669.60 = 20,068.80/x
  3. Step 3: Cross multiply
    24,475.20x = 36,669.60 × 20,068.80
  4. Step 4: Simplify right side
    24,475.20x = 735,914,868.48
  5. Step 5: Solve for x
    x = 735,914,868.48/24,475.20
  6. Step 6: Final answer
    x = 30,067.78

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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.