Home / 19,141.46-26,422.43-11,186.27

Finding the Fourth Proportional to 19,141.46, 26,422.43 and 11,186.27

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Solution

The fourth proportional to 19,141.46, 26,422.43 and 11,186.27 is: 15,441.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,141.46 : 26,422.43 = 11,186.27 : x
  2. Step 2: Convert to fraction form
    19,141.46/26,422.43 = 11,186.27/x
  3. Step 3: Cross multiply
    19,141.46x = 26,422.43 × 11,186.27
  4. Step 4: Simplify right side
    19,141.46x = 295,568,436.04
  5. Step 5: Solve for x
    x = 295,568,436.04/19,141.46
  6. Step 6: Final answer
    x = 15,441.27

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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.