Home / 27,964.80-41,912.64-16,836.48

Finding the Fourth Proportional to 27,964.80, 41,912.64 and 16,836.48

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Solution

The fourth proportional to 27,964.80, 41,912.64 and 16,836.48 is: 25,233.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,964.80 : 41,912.64 = 16,836.48 : x
  2. Step 2: Convert to fraction form
    27,964.80/41,912.64 = 16,836.48/x
  3. Step 3: Cross multiply
    27,964.80x = 41,912.64 × 16,836.48
  4. Step 4: Simplify right side
    27,964.80x = 705,661,325.11
  5. Step 5: Solve for x
    x = 705,661,325.11/27,964.80
  6. Step 6: Final answer
    x = 25,233.91

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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.