Home / 33,388.05-50,082.07-8,429.59

Finding the Fourth Proportional to 33,388.05, 50,082.07 and 8,429.59

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Solution

The fourth proportional to 33,388.05, 50,082.07 and 8,429.59 is: 12,644.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,388.05 : 50,082.07 = 8,429.59 : x
  2. Step 2: Convert to fraction form
    33,388.05/50,082.07 = 8,429.59/x
  3. Step 3: Cross multiply
    33,388.05x = 50,082.07 × 8,429.59
  4. Step 4: Simplify right side
    33,388.05x = 422,171,538.35
  5. Step 5: Solve for x
    x = 422,171,538.35/33,388.05
  6. Step 6: Final answer
    x = 12,644.39

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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.