Home / 33,819.12-50,730.91-11,320.97

Finding the Fourth Proportional to 33,819.12, 50,730.91 and 11,320.97

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Solution

The fourth proportional to 33,819.12, 50,730.91 and 11,320.97 is: 16,982.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,819.12 : 50,730.91 = 11,320.97 : x
  2. Step 2: Convert to fraction form
    33,819.12/50,730.91 = 11,320.97/x
  3. Step 3: Cross multiply
    33,819.12x = 50,730.91 × 11,320.97
  4. Step 4: Simplify right side
    33,819.12x = 574,322,828.23
  5. Step 5: Solve for x
    x = 574,322,828.23/33,819.12
  6. Step 6: Final answer
    x = 16,982.19

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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.