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Finding the Fourth Proportional to 36,696, 55,044.09 and 13,322.46

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Solution

The fourth proportional to 36,696, 55,044.09 and 13,322.46 is: 19,983.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,696 : 55,044.09 = 13,322.46 : x
  2. Step 2: Convert to fraction form
    36,696/55,044.09 = 13,322.46/x
  3. Step 3: Cross multiply
    36,696x = 55,044.09 × 13,322.46
  4. Step 4: Simplify right side
    36,696x = 733,322,687.26
  5. Step 5: Solve for x
    x = 733,322,687.26/36,696
  6. Step 6: Final answer
    x = 19,983.72

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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.