Home / 36,958.91-51,003.29-20,191.91

Finding the Fourth Proportional to 36,958.91, 51,003.29 and 20,191.91

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Solution

The fourth proportional to 36,958.91, 51,003.29 and 20,191.91 is: 27,864.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,958.91 : 51,003.29 = 20,191.91 : x
  2. Step 2: Convert to fraction form
    36,958.91/51,003.29 = 20,191.91/x
  3. Step 3: Cross multiply
    36,958.91x = 51,003.29 × 20,191.91
  4. Step 4: Simplify right side
    36,958.91x = 1,029,853,485.41
  5. Step 5: Solve for x
    x = 1,029,853,485.41/36,958.91
  6. Step 6: Final answer
    x = 27,864.83

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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.