Home / 27,932.80-41,942.40-16,268.80

Finding the Fourth Proportional to 27,932.80, 41,942.40 and 16,268.80

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Solution

The fourth proportional to 27,932.80, 41,942.40 and 16,268.80 is: 24,428.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,932.80 : 41,942.40 = 16,268.80 : x
  2. Step 2: Convert to fraction form
    27,932.80/41,942.40 = 16,268.80/x
  3. Step 3: Cross multiply
    27,932.80x = 41,942.40 × 16,268.80
  4. Step 4: Simplify right side
    27,932.80x = 682,352,517.12
  5. Step 5: Solve for x
    x = 682,352,517.12/27,932.80
  6. Step 6: Final answer
    x = 24,428.36

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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.