Home / 19,836.38-27,374.21-11,452.88

Finding the Fourth Proportional to 19,836.38, 27,374.21 and 11,452.88

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Solution

The fourth proportional to 19,836.38, 27,374.21 and 11,452.88 is: 15,804.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,836.38 : 27,374.21 = 11,452.88 : x
  2. Step 2: Convert to fraction form
    19,836.38/27,374.21 = 11,452.88/x
  3. Step 3: Cross multiply
    19,836.38x = 27,374.21 × 11,452.88
  4. Step 4: Simplify right side
    19,836.38x = 313,513,348.09
  5. Step 5: Solve for x
    x = 313,513,348.09/19,836.38
  6. Step 6: Final answer
    x = 15,804.97

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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.