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Finding the Fourth Proportional to 33,699.80, 50,549.70 and 23,850.20

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Solution

The fourth proportional to 33,699.80, 50,549.70 and 23,850.20 is: 35,775.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,699.80 : 50,549.70 = 23,850.20 : x
  2. Step 2: Convert to fraction form
    33,699.80/50,549.70 = 23,850.20/x
  3. Step 3: Cross multiply
    33,699.80x = 50,549.70 × 23,850.20
  4. Step 4: Simplify right side
    33,699.80x = 1,205,620,454.94
  5. Step 5: Solve for x
    x = 1,205,620,454.94/33,699.80
  6. Step 6: Final answer
    x = 35,775.30

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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.