Home / 19,474.59-26,876.31-11,091.09

Finding the Fourth Proportional to 19,474.59, 26,876.31 and 11,091.09

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Solution

The fourth proportional to 19,474.59, 26,876.31 and 11,091.09 is: 15,306.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,474.59 : 26,876.31 = 11,091.09 : x
  2. Step 2: Convert to fraction form
    19,474.59/26,876.31 = 11,091.09/x
  3. Step 3: Cross multiply
    19,474.59x = 26,876.31 × 11,091.09
  4. Step 4: Simplify right side
    19,474.59x = 298,087,573.08
  5. Step 5: Solve for x
    x = 298,087,573.08/19,474.59
  6. Step 6: Final answer
    x = 15,306.49

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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.