Home / 36,620.36-54,867.80-19,992.04

Finding the Fourth Proportional to 36,620.36, 54,867.80 and 19,992.04

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Solution

The fourth proportional to 36,620.36, 54,867.80 and 19,992.04 is: 29,953.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,620.36 : 54,867.80 = 19,992.04 : x
  2. Step 2: Convert to fraction form
    36,620.36/54,867.80 = 19,992.04/x
  3. Step 3: Cross multiply
    36,620.36x = 54,867.80 × 19,992.04
  4. Step 4: Simplify right side
    36,620.36x = 1,096,919,252.31
  5. Step 5: Solve for x
    x = 1,096,919,252.31/36,620.36
  6. Step 6: Final answer
    x = 29,953.81

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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.