Home / 33,828.80-50,743.20-13,052.30

Finding the Fourth Proportional to 33,828.80, 50,743.20 and 13,052.30

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Solution

The fourth proportional to 33,828.80, 50,743.20 and 13,052.30 is: 19,578.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,828.80 : 50,743.20 = 13,052.30 : x
  2. Step 2: Convert to fraction form
    33,828.80/50,743.20 = 13,052.30/x
  3. Step 3: Cross multiply
    33,828.80x = 50,743.20 × 13,052.30
  4. Step 4: Simplify right side
    33,828.80x = 662,315,469.36
  5. Step 5: Solve for x
    x = 662,315,469.36/33,828.80
  6. Step 6: Final answer
    x = 19,578.45

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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.