Home / 19,553.27-26,983.94-11,054.61

Finding the Fourth Proportional to 19,553.27, 26,983.94 and 11,054.61

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Solution

The fourth proportional to 19,553.27, 26,983.94 and 11,054.61 is: 15,255.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,553.27 : 26,983.94 = 11,054.61 : x
  2. Step 2: Convert to fraction form
    19,553.27/26,983.94 = 11,054.61/x
  3. Step 3: Cross multiply
    19,553.27x = 26,983.94 × 11,054.61
  4. Step 4: Simplify right side
    19,553.27x = 298,296,877.69
  5. Step 5: Solve for x
    x = 298,296,877.69/19,553.27
  6. Step 6: Final answer
    x = 15,255.60

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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.