Home / 36,778.56-50,757.84-21,675.90

Finding the Fourth Proportional to 36,778.56, 50,757.84 and 21,675.90

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Solution

The fourth proportional to 36,778.56, 50,757.84 and 21,675.90 is: 29,914.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,778.56 : 50,757.84 = 21,675.90 : x
  2. Step 2: Convert to fraction form
    36,778.56/50,757.84 = 21,675.90/x
  3. Step 3: Cross multiply
    36,778.56x = 50,757.84 × 21,675.90
  4. Step 4: Simplify right side
    36,778.56x = 1,100,222,054.40
  5. Step 5: Solve for x
    x = 1,100,222,054.40/36,778.56
  6. Step 6: Final answer
    x = 29,914.77

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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.