Home / 19,893.66-27,454.05-11,932.98

Finding the Fourth Proportional to 19,893.66, 27,454.05 and 11,932.98

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Solution

The fourth proportional to 19,893.66, 27,454.05 and 11,932.98 is: 16,467.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,893.66 : 27,454.05 = 11,932.98 : x
  2. Step 2: Convert to fraction form
    19,893.66/27,454.05 = 11,932.98/x
  3. Step 3: Cross multiply
    19,893.66x = 27,454.05 × 11,932.98
  4. Step 4: Simplify right side
    19,893.66x = 327,608,629.57
  5. Step 5: Solve for x
    x = 327,608,629.57/19,893.66
  6. Step 6: Final answer
    x = 16,467.99

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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.