Home / 13,867.73-20,796.26-10,911.98

Finding the Fourth Proportional to 13,867.73, 20,796.26 and 10,911.98

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Solution

The fourth proportional to 13,867.73, 20,796.26 and 10,911.98 is: 16,363.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867.73 : 20,796.26 = 10,911.98 : x
  2. Step 2: Convert to fraction form
    13,867.73/20,796.26 = 10,911.98/x
  3. Step 3: Cross multiply
    13,867.73x = 20,796.26 × 10,911.98
  4. Step 4: Simplify right side
    13,867.73x = 226,928,370.63
  5. Step 5: Solve for x
    x = 226,928,370.63/13,867.73
  6. Step 6: Final answer
    x = 16,363.78

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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.