Home / 36,620.60-54,939.32-13,247.04

Finding the Fourth Proportional to 36,620.60, 54,939.32 and 13,247.04

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Solution

The fourth proportional to 36,620.60, 54,939.32 and 13,247.04 is: 19,873.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.60 : 54,939.32 = 13,247.04 : x
  2. Step 2: Convert to fraction form
    36,620.60/54,939.32 = 13,247.04/x
  3. Step 3: Cross multiply
    36,620.60x = 54,939.32 × 13,247.04
  4. Step 4: Simplify right side
    36,620.60x = 727,783,369.61
  5. Step 5: Solve for x
    x = 727,783,369.61/36,620.60
  6. Step 6: Final answer
    x = 19,873.61

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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.