Home / 13,195.72-19,793.94-3,835.36

Finding the Fourth Proportional to 13,195.72, 19,793.94 and 3,835.36

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Solution

The fourth proportional to 13,195.72, 19,793.94 and 3,835.36 is: 5,753.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,195.72 : 19,793.94 = 3,835.36 : x
  2. Step 2: Convert to fraction form
    13,195.72/19,793.94 = 3,835.36/x
  3. Step 3: Cross multiply
    13,195.72x = 19,793.94 × 3,835.36
  4. Step 4: Simplify right side
    13,195.72x = 75,916,885.72
  5. Step 5: Solve for x
    x = 75,916,885.72/13,195.72
  6. Step 6: Final answer
    x = 5,753.14

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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.