Home / 27,726.39-41,619.19-11,939.24

Finding the Fourth Proportional to 27,726.39, 41,619.19 and 11,939.24

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Solution

The fourth proportional to 27,726.39, 41,619.19 and 11,939.24 is: 17,921.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,726.39 : 41,619.19 = 11,939.24 : x
  2. Step 2: Convert to fraction form
    27,726.39/41,619.19 = 11,939.24/x
  3. Step 3: Cross multiply
    27,726.39x = 41,619.19 × 11,939.24
  4. Step 4: Simplify right side
    27,726.39x = 496,901,260.07
  5. Step 5: Solve for x
    x = 496,901,260.07/27,726.39
  6. Step 6: Final answer
    x = 17,921.60

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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.