Home / 19,874.22-27,425.14-11,376.41

Finding the Fourth Proportional to 19,874.22, 27,425.14 and 11,376.41

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Solution

The fourth proportional to 19,874.22, 27,425.14 and 11,376.41 is: 15,698.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,874.22 : 27,425.14 = 11,376.41 : x
  2. Step 2: Convert to fraction form
    19,874.22/27,425.14 = 11,376.41/x
  3. Step 3: Cross multiply
    19,874.22x = 27,425.14 × 11,376.41
  4. Step 4: Simplify right side
    19,874.22x = 311,999,672.21
  5. Step 5: Solve for x
    x = 311,999,672.21/19,874.22
  6. Step 6: Final answer
    x = 15,698.71

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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.