Home / 19,908.56-27,464.62-11,936.96

Finding the Fourth Proportional to 19,908.56, 27,464.62 and 11,936.96

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Solution

The fourth proportional to 19,908.56, 27,464.62 and 11,936.96 is: 16,467.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,908.56 : 27,464.62 = 11,936.96 : x
  2. Step 2: Convert to fraction form
    19,908.56/27,464.62 = 11,936.96/x
  3. Step 3: Cross multiply
    19,908.56x = 27,464.62 × 11,936.96
  4. Step 4: Simplify right side
    19,908.56x = 327,844,070.36
  5. Step 5: Solve for x
    x = 327,844,070.36/19,908.56
  6. Step 6: Final answer
    x = 16,467.49

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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.