Home / 19,989.44-27,585.24-11,036.92

Finding the Fourth Proportional to 19,989.44, 27,585.24 and 11,036.92

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Solution

The fourth proportional to 19,989.44, 27,585.24 and 11,036.92 is: 15,230.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,989.44 : 27,585.24 = 11,036.92 : x
  2. Step 2: Convert to fraction form
    19,989.44/27,585.24 = 11,036.92/x
  3. Step 3: Cross multiply
    19,989.44x = 27,585.24 × 11,036.92
  4. Step 4: Simplify right side
    19,989.44x = 304,456,087.06
  5. Step 5: Solve for x
    x = 304,456,087.06/19,989.44
  6. Step 6: Final answer
    x = 15,230.85

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Double scale
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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.