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Finding the Fourth Proportional to 24,620.80, 36,974.40 and 23,843.20

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Solution

The fourth proportional to 24,620.80, 36,974.40 and 23,843.20 is: 35,806.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,620.80 : 36,974.40 = 23,843.20 : x
  2. Step 2: Convert to fraction form
    24,620.80/36,974.40 = 23,843.20/x
  3. Step 3: Cross multiply
    24,620.80x = 36,974.40 × 23,843.20
  4. Step 4: Simplify right side
    24,620.80x = 881,588,014.08
  5. Step 5: Solve for x
    x = 881,588,014.08/24,620.80
  6. Step 6: Final answer
    x = 35,806.64

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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.