Home / 33,181.45-49,747.16-20,030.69

Finding the Fourth Proportional to 33,181.45, 49,747.16 and 20,030.69

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Solution

The fourth proportional to 33,181.45, 49,747.16 and 20,030.69 is: 30,030.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,181.45 : 49,747.16 = 20,030.69 : x
  2. Step 2: Convert to fraction form
    33,181.45/49,747.16 = 20,030.69/x
  3. Step 3: Cross multiply
    33,181.45x = 49,747.16 × 20,030.69
  4. Step 4: Simplify right side
    33,181.45x = 996,470,114.79
  5. Step 5: Solve for x
    x = 996,470,114.79/33,181.45
  6. Step 6: Final answer
    x = 30,030.94

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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.