Home / 33,669.24-50,448.02-20,481.72

Finding the Fourth Proportional to 33,669.24, 50,448.02 and 20,481.72

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Solution

The fourth proportional to 33,669.24, 50,448.02 and 20,481.72 is: 30,688.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,669.24 : 50,448.02 = 20,481.72 : x
  2. Step 2: Convert to fraction form
    33,669.24/50,448.02 = 20,481.72/x
  3. Step 3: Cross multiply
    33,669.24x = 50,448.02 × 20,481.72
  4. Step 4: Simplify right side
    33,669.24x = 1,033,262,220.19
  5. Step 5: Solve for x
    x = 1,033,262,220.19/33,669.24
  6. Step 6: Final answer
    x = 30,688.61

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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.