Home / 33,839.35-50,769.40-15,135.12

Finding the Fourth Proportional to 33,839.35, 50,769.40 and 15,135.12

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Solution

The fourth proportional to 33,839.35, 50,769.40 and 15,135.12 is: 22,707.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,839.35 : 50,769.40 = 15,135.12 : x
  2. Step 2: Convert to fraction form
    33,839.35/50,769.40 = 15,135.12/x
  3. Step 3: Cross multiply
    33,839.35x = 50,769.40 × 15,135.12
  4. Step 4: Simplify right side
    33,839.35x = 768,400,631.81
  5. Step 5: Solve for x
    x = 768,400,631.81/33,839.35
  6. Step 6: Final answer
    x = 22,707.31

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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.