Home / 36,077.24-49,786.78-20,161.96

Finding the Fourth Proportional to 36,077.24, 49,786.78 and 20,161.96

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Solution

The fourth proportional to 36,077.24, 49,786.78 and 20,161.96 is: 27,823.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,077.24 : 49,786.78 = 20,161.96 : x
  2. Step 2: Convert to fraction form
    36,077.24/49,786.78 = 20,161.96/x
  3. Step 3: Cross multiply
    36,077.24x = 49,786.78 × 20,161.96
  4. Step 4: Simplify right side
    36,077.24x = 1,003,798,892.02
  5. Step 5: Solve for x
    x = 1,003,798,892.02/36,077.24
  6. Step 6: Final answer
    x = 27,823.60

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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.