Home / 33,819.96-50,719.68-11,620.56

Finding the Fourth Proportional to 33,819.96, 50,719.68 and 11,620.56

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Solution

The fourth proportional to 33,819.96, 50,719.68 and 11,620.56 is: 17,427.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,819.96 : 50,719.68 = 11,620.56 : x
  2. Step 2: Convert to fraction form
    33,819.96/50,719.68 = 11,620.56/x
  3. Step 3: Cross multiply
    33,819.96x = 50,719.68 × 11,620.56
  4. Step 4: Simplify right side
    33,819.96x = 589,391,084.62
  5. Step 5: Solve for x
    x = 589,391,084.62/33,819.96
  6. Step 6: Final answer
    x = 17,427.31

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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.