Home / 33,939.33-50,892.35-13,945.20

Finding the Fourth Proportional to 33,939.33, 50,892.35 and 13,945.20

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Solution

The fourth proportional to 33,939.33, 50,892.35 and 13,945.20 is: 20,910.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,939.33 : 50,892.35 = 13,945.20 : x
  2. Step 2: Convert to fraction form
    33,939.33/50,892.35 = 13,945.20/x
  3. Step 3: Cross multiply
    33,939.33x = 50,892.35 × 13,945.20
  4. Step 4: Simplify right side
    33,939.33x = 709,703,929.49
  5. Step 5: Solve for x
    x = 709,703,929.49/33,939.33
  6. Step 6: Final answer
    x = 20,910.96

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1.5x scale

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.