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Finding the Fourth Proportional to 33,685.00, 50,542.08 and 18,084.40

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Solution

The fourth proportional to 33,685.00, 50,542.08 and 18,084.40 is: 27,134.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,685.00 : 50,542.08 = 18,084.40 : x
  2. Step 2: Convert to fraction form
    33,685.00/50,542.08 = 18,084.40/x
  3. Step 3: Cross multiply
    33,685.00x = 50,542.08 × 18,084.40
  4. Step 4: Simplify right side
    33,685.00x = 914,022,997.38
  5. Step 5: Solve for x
    x = 914,022,997.38/33,685.00
  6. Step 6: Final answer
    x = 27,134.42

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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.