Home / 33,299.80-49,959.18-11,127.72

Finding the Fourth Proportional to 33,299.80, 49,959.18 and 11,127.72

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Solution

The fourth proportional to 33,299.80, 49,959.18 and 11,127.72 is: 16,694.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,299.80 : 49,959.18 = 11,127.72 : x
  2. Step 2: Convert to fraction form
    33,299.80/49,959.18 = 11,127.72/x
  3. Step 3: Cross multiply
    33,299.80x = 49,959.18 × 11,127.72
  4. Step 4: Simplify right side
    33,299.80x = 555,931,766.47
  5. Step 5: Solve for x
    x = 555,931,766.47/33,299.80
  6. Step 6: Final answer
    x = 16,694.75

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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.