Home / 27,326.34-40,991.94-11,745.18

Finding the Fourth Proportional to 27,326.34, 40,991.94 and 11,745.18

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Solution

The fourth proportional to 27,326.34, 40,991.94 and 11,745.18 is: 17,618.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,326.34 : 40,991.94 = 11,745.18 : x
  2. Step 2: Convert to fraction form
    27,326.34/40,991.94 = 11,745.18/x
  3. Step 3: Cross multiply
    27,326.34x = 40,991.94 × 11,745.18
  4. Step 4: Simplify right side
    27,326.34x = 481,457,713.85
  5. Step 5: Solve for x
    x = 481,457,713.85/27,326.34
  6. Step 6: Final answer
    x = 17,618.81

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.