Home / 36,834.70-55,252.43-20,185.66

Finding the Fourth Proportional to 36,834.70, 55,252.43 and 20,185.66

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Solution

The fourth proportional to 36,834.70, 55,252.43 and 20,185.66 is: 30,278.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,834.70 : 55,252.43 = 20,185.66 : x
  2. Step 2: Convert to fraction form
    36,834.70/55,252.43 = 20,185.66/x
  3. Step 3: Cross multiply
    36,834.70x = 55,252.43 × 20,185.66
  4. Step 4: Simplify right side
    36,834.70x = 1,115,306,766.15
  5. Step 5: Solve for x
    x = 1,115,306,766.15/36,834.70
  6. Step 6: Final answer
    x = 30,278.70

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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.