Home / 19,159.44-26,439.53-11,091.97

Finding the Fourth Proportional to 19,159.44, 26,439.53 and 11,091.97

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Solution

The fourth proportional to 19,159.44, 26,439.53 and 11,091.97 is: 15,306.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,159.44 : 26,439.53 = 11,091.97 : x
  2. Step 2: Convert to fraction form
    19,159.44/26,439.53 = 11,091.97/x
  3. Step 3: Cross multiply
    19,159.44x = 26,439.53 × 11,091.97
  4. Step 4: Simplify right side
    19,159.44x = 293,266,473.57
  5. Step 5: Solve for x
    x = 293,266,473.57/19,159.44
  6. Step 6: Final answer
    x = 15,306.63

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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.