Home / 36,675.80-55,021.97-19,808.44

Finding the Fourth Proportional to 36,675.80, 55,021.97 and 19,808.44

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Solution

The fourth proportional to 36,675.80, 55,021.97 and 19,808.44 is: 29,717.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,675.80 : 55,021.97 = 19,808.44 : x
  2. Step 2: Convert to fraction form
    36,675.80/55,021.97 = 19,808.44/x
  3. Step 3: Cross multiply
    36,675.80x = 55,021.97 × 19,808.44
  4. Step 4: Simplify right side
    36,675.80x = 1,089,899,391.43
  5. Step 5: Solve for x
    x = 1,089,899,391.43/36,675.80
  6. Step 6: Final answer
    x = 29,717.13

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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.