Home / 33,408.13-50,112.18-13,686.73

Finding the Fourth Proportional to 33,408.13, 50,112.18 and 13,686.73

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Solution

The fourth proportional to 33,408.13, 50,112.18 and 13,686.73 is: 20,530.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,408.13 : 50,112.18 = 13,686.73 : x
  2. Step 2: Convert to fraction form
    33,408.13/50,112.18 = 13,686.73/x
  3. Step 3: Cross multiply
    33,408.13x = 50,112.18 × 13,686.73
  4. Step 4: Simplify right side
    33,408.13x = 685,871,877.37
  5. Step 5: Solve for x
    x = 685,871,877.37/33,408.13
  6. Step 6: Final answer
    x = 20,530.09

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Double scale
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Similar ratio
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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.