Home / 13,294.97-19,942.44-10,945.55

Finding the Fourth Proportional to 13,294.97, 19,942.44 and 10,945.55

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Solution

The fourth proportional to 13,294.97, 19,942.44 and 10,945.55 is: 16,418.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,294.97 : 19,942.44 = 10,945.55 : x
  2. Step 2: Convert to fraction form
    13,294.97/19,942.44 = 10,945.55/x
  3. Step 3: Cross multiply
    13,294.97x = 19,942.44 × 10,945.55
  4. Step 4: Simplify right side
    13,294.97x = 218,280,874.43
  5. Step 5: Solve for x
    x = 218,280,874.43/13,294.97
  6. Step 6: Final answer
    x = 16,418.31

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Similar ratio
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1.5x scale

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.