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Finding the Fourth Proportional to 36,553.57, 50,444 and 19,786.57

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Solution

The fourth proportional to 36,553.57, 50,444 and 19,786.57 is: 27,305.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,553.57 : 50,444 = 19,786.57 : x
  2. Step 2: Convert to fraction form
    36,553.57/50,444 = 19,786.57/x
  3. Step 3: Cross multiply
    36,553.57x = 50,444 × 19,786.57
  4. Step 4: Simplify right side
    36,553.57x = 998,113,737.08
  5. Step 5: Solve for x
    x = 998,113,737.08/36,553.57
  6. Step 6: Final answer
    x = 27,305.51

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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.