Home / 19,694.28-27,174.88-11,736.84

Finding the Fourth Proportional to 19,694.28, 27,174.88 and 11,736.84

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Solution

The fourth proportional to 19,694.28, 27,174.88 and 11,736.84 is: 16,194.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,694.28 : 27,174.88 = 11,736.84 : x
  2. Step 2: Convert to fraction form
    19,694.28/27,174.88 = 11,736.84/x
  3. Step 3: Cross multiply
    19,694.28x = 27,174.88 × 11,736.84
  4. Step 4: Simplify right side
    19,694.28x = 318,947,218.58
  5. Step 5: Solve for x
    x = 318,947,218.58/19,694.28
  6. Step 6: Final answer
    x = 16,194.92

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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.