Home / 33,011.82-49,507.74-11,949.30

Finding the Fourth Proportional to 33,011.82, 49,507.74 and 11,949.30

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Solution

The fourth proportional to 33,011.82, 49,507.74 and 11,949.30 is: 17,920.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,011.82 : 49,507.74 = 11,949.30 : x
  2. Step 2: Convert to fraction form
    33,011.82/49,507.74 = 11,949.30/x
  3. Step 3: Cross multiply
    33,011.82x = 49,507.74 × 11,949.30
  4. Step 4: Simplify right side
    33,011.82x = 591,582,837.58
  5. Step 5: Solve for x
    x = 591,582,837.58/33,011.82
  6. Step 6: Final answer
    x = 17,920.33

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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.