Home / 33,761.49-50,513.74-20,385.25

Finding the Fourth Proportional to 33,761.49, 50,513.74 and 20,385.25

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Solution

The fourth proportional to 33,761.49, 50,513.74 and 20,385.25 is: 30,500.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,761.49 : 50,513.74 = 20,385.25 : x
  2. Step 2: Convert to fraction form
    33,761.49/50,513.74 = 20,385.25/x
  3. Step 3: Cross multiply
    33,761.49x = 50,513.74 × 20,385.25
  4. Step 4: Simplify right side
    33,761.49x = 1,029,735,218.34
  5. Step 5: Solve for x
    x = 1,029,735,218.34/33,761.49
  6. Step 6: Final answer
    x = 30,500.29

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1.5x scale

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.