Home / 13,844.52-20,766.78-3,456.27

Finding the Fourth Proportional to 13,844.52, 20,766.78 and 3,456.27

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Solution

The fourth proportional to 13,844.52, 20,766.78 and 3,456.27 is: 5,184.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,844.52 : 20,766.78 = 3,456.27 : x
  2. Step 2: Convert to fraction form
    13,844.52/20,766.78 = 3,456.27/x
  3. Step 3: Cross multiply
    13,844.52x = 20,766.78 × 3,456.27
  4. Step 4: Simplify right side
    13,844.52x = 71,775,598.71
  5. Step 5: Solve for x
    x = 71,775,598.71/13,844.52
  6. Step 6: Final answer
    x = 5,184.41

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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.