Home / 33,682.43-50,458.01-20,502.11

Finding the Fourth Proportional to 33,682.43, 50,458.01 and 20,502.11

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Solution

The fourth proportional to 33,682.43, 50,458.01 and 20,502.11 is: 30,713.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,682.43 : 50,458.01 = 20,502.11 : x
  2. Step 2: Convert to fraction form
    33,682.43/50,458.01 = 20,502.11/x
  3. Step 3: Cross multiply
    33,682.43x = 50,458.01 × 20,502.11
  4. Step 4: Simplify right side
    33,682.43x = 1,034,495,316.60
  5. Step 5: Solve for x
    x = 1,034,495,316.60/33,682.43
  6. Step 6: Final answer
    x = 30,713.21

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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.