Home / 13,072.44-19,589.94-10,137

Finding the Fourth Proportional to 13,072.44, 19,589.94 and 10,137

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Solution

The fourth proportional to 13,072.44, 19,589.94 and 10,137 is: 15,190.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,072.44 : 19,589.94 = 10,137 : x
  2. Step 2: Convert to fraction form
    13,072.44/19,589.94 = 10,137/x
  3. Step 3: Cross multiply
    13,072.44x = 19,589.94 × 10,137
  4. Step 4: Simplify right side
    13,072.44x = 198,583,221.78
  5. Step 5: Solve for x
    x = 198,583,221.78/13,072.44
  6. Step 6: Final answer
    x = 15,190.98

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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.