Home / 49,211.38-73,828.78-15,931.44

Finding the Fourth Proportional to 49,211.38, 73,828.78 and 15,931.44

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Solution

The fourth proportional to 49,211.38, 73,828.78 and 15,931.44 is: 23,900.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,211.38 : 73,828.78 = 15,931.44 : x
  2. Step 2: Convert to fraction form
    49,211.38/73,828.78 = 15,931.44/x
  3. Step 3: Cross multiply
    49,211.38x = 73,828.78 × 15,931.44
  4. Step 4: Simplify right side
    49,211.38x = 1,176,198,778.84
  5. Step 5: Solve for x
    x = 1,176,198,778.84/49,211.38
  6. Step 6: Final answer
    x = 23,900.95

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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.