Home / 33,969.08-50,898.62-20,781.48

Finding the Fourth Proportional to 33,969.08, 50,898.62 and 20,781.48

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Solution

The fourth proportional to 33,969.08, 50,898.62 and 20,781.48 is: 31,138.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,969.08 : 50,898.62 = 20,781.48 : x
  2. Step 2: Convert to fraction form
    33,969.08/50,898.62 = 20,781.48/x
  3. Step 3: Cross multiply
    33,969.08x = 50,898.62 × 20,781.48
  4. Step 4: Simplify right side
    33,969.08x = 1,057,748,653.56
  5. Step 5: Solve for x
    x = 1,057,748,653.56/33,969.08
  6. Step 6: Final answer
    x = 31,138.57

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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.