Home / 33,181.89-45,790.37-18,074.38

Finding the Fourth Proportional to 33,181.89, 45,790.37 and 18,074.38

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Solution

The fourth proportional to 33,181.89, 45,790.37 and 18,074.38 is: 24,942.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,181.89 : 45,790.37 = 18,074.38 : x
  2. Step 2: Convert to fraction form
    33,181.89/45,790.37 = 18,074.38/x
  3. Step 3: Cross multiply
    33,181.89x = 45,790.37 × 18,074.38
  4. Step 4: Simplify right side
    33,181.89x = 827,632,318.77
  5. Step 5: Solve for x
    x = 827,632,318.77/33,181.89
  6. Step 6: Final answer
    x = 24,942.29

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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.