Home / 36,945.33-50,984.61-21,029.78

Finding the Fourth Proportional to 36,945.33, 50,984.61 and 21,029.78

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Solution

The fourth proportional to 36,945.33, 50,984.61 and 21,029.78 is: 29,021.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,945.33 : 50,984.61 = 21,029.78 : x
  2. Step 2: Convert to fraction form
    36,945.33/50,984.61 = 21,029.78/x
  3. Step 3: Cross multiply
    36,945.33x = 50,984.61 × 21,029.78
  4. Step 4: Simplify right side
    36,945.33x = 1,072,195,107.39
  5. Step 5: Solve for x
    x = 1,072,195,107.39/36,945.33
  6. Step 6: Final answer
    x = 29,021.13

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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.