Home / 36,788-50,767.44-20,021.12

Finding the Fourth Proportional to 36,788, 50,767.44 and 20,021.12

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Solution

The fourth proportional to 36,788, 50,767.44 and 20,021.12 is: 27,629.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,788 : 50,767.44 = 20,021.12 : x
  2. Step 2: Convert to fraction form
    36,788/50,767.44 = 20,021.12/x
  3. Step 3: Cross multiply
    36,788x = 50,767.44 × 20,021.12
  4. Step 4: Simplify right side
    36,788x = 1,016,421,008.33
  5. Step 5: Solve for x
    x = 1,016,421,008.33/36,788
  6. Step 6: Final answer
    x = 27,629.15

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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.