Home / 33,391.44-50,100.12-13,679.28

Finding the Fourth Proportional to 33,391.44, 50,100.12 and 13,679.28

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Solution

The fourth proportional to 33,391.44, 50,100.12 and 13,679.28 is: 20,524.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,391.44 : 50,100.12 = 13,679.28 : x
  2. Step 2: Convert to fraction form
    33,391.44/50,100.12 = 13,679.28/x
  3. Step 3: Cross multiply
    33,391.44x = 50,100.12 × 13,679.28
  4. Step 4: Simplify right side
    33,391.44x = 685,333,569.51
  5. Step 5: Solve for x
    x = 685,333,569.51/33,391.44
  6. Step 6: Final answer
    x = 20,524.23

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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.