Home / 13,383.82-20,104.89-10,924.66

Finding the Fourth Proportional to 13,383.82, 20,104.89 and 10,924.66

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Solution

The fourth proportional to 13,383.82, 20,104.89 and 10,924.66 is: 16,410.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,383.82 : 20,104.89 = 10,924.66 : x
  2. Step 2: Convert to fraction form
    13,383.82/20,104.89 = 10,924.66/x
  3. Step 3: Cross multiply
    13,383.82x = 20,104.89 × 10,924.66
  4. Step 4: Simplify right side
    13,383.82x = 219,639,087.59
  5. Step 5: Solve for x
    x = 219,639,087.59/13,383.82
  6. Step 6: Final answer
    x = 16,410.79

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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.