Home / 19,198.71-28,792.24-6,716.41

Finding the Fourth Proportional to 19,198.71, 28,792.24 and 6,716.41

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Solution

The fourth proportional to 19,198.71, 28,792.24 and 6,716.41 is: 10,072.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,198.71 : 28,792.24 = 6,716.41 : x
  2. Step 2: Convert to fraction form
    19,198.71/28,792.24 = 6,716.41/x
  3. Step 3: Cross multiply
    19,198.71x = 28,792.24 × 6,716.41
  4. Step 4: Simplify right side
    19,198.71x = 193,380,399.89
  5. Step 5: Solve for x
    x = 193,380,399.89/19,198.71
  6. Step 6: Final answer
    x = 10,072.57

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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.