Home / 13,201.34-19,797.42-3,838.82

Finding the Fourth Proportional to 13,201.34, 19,797.42 and 3,838.82

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Solution

The fourth proportional to 13,201.34, 19,797.42 and 3,838.82 is: 5,756.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,201.34 : 19,797.42 = 3,838.82 : x
  2. Step 2: Convert to fraction form
    13,201.34/19,797.42 = 3,838.82/x
  3. Step 3: Cross multiply
    13,201.34x = 19,797.42 × 3,838.82
  4. Step 4: Simplify right side
    13,201.34x = 75,998,731.84
  5. Step 5: Solve for x
    x = 75,998,731.84/13,201.34
  6. Step 6: Final answer
    x = 5,756.90

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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.