Home / 33,119.82-45,704.92-18,012.16

Finding the Fourth Proportional to 33,119.82, 45,704.92 and 18,012.16

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Solution

The fourth proportional to 33,119.82, 45,704.92 and 18,012.16 is: 24,856.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,119.82 : 45,704.92 = 18,012.16 : x
  2. Step 2: Convert to fraction form
    33,119.82/45,704.92 = 18,012.16/x
  3. Step 3: Cross multiply
    33,119.82x = 45,704.92 × 18,012.16
  4. Step 4: Simplify right side
    33,119.82x = 823,244,331.83
  5. Step 5: Solve for x
    x = 823,244,331.83/33,119.82
  6. Step 6: Final answer
    x = 24,856.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.