Home / 19,694.96-27,179.22-11,735.48

Finding the Fourth Proportional to 19,694.96, 27,179.22 and 11,735.48

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Solution

The fourth proportional to 19,694.96, 27,179.22 and 11,735.48 is: 16,195.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.96 : 27,179.22 = 11,735.48 : x
  2. Step 2: Convert to fraction form
    19,694.96/27,179.22 = 11,735.48/x
  3. Step 3: Cross multiply
    19,694.96x = 27,179.22 × 11,735.48
  4. Step 4: Simplify right side
    19,694.96x = 318,961,192.73
  5. Step 5: Solve for x
    x = 318,961,192.73/19,694.96
  6. Step 6: Final answer
    x = 16,195.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.