Home / 19,474.56-26,874.88-11,091.04

Finding the Fourth Proportional to 19,474.56, 26,874.88 and 11,091.04

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Solution

The fourth proportional to 19,474.56, 26,874.88 and 11,091.04 is: 15,305.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.56 : 26,874.88 = 11,091.04 : x
  2. Step 2: Convert to fraction form
    19,474.56/26,874.88 = 11,091.04/x
  3. Step 3: Cross multiply
    19,474.56x = 26,874.88 × 11,091.04
  4. Step 4: Simplify right side
    19,474.56x = 298,070,369.08
  5. Step 5: Solve for x
    x = 298,070,369.08/19,474.56
  6. Step 6: Final answer
    x = 15,305.63

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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.