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Finding the Fourth Proportional to 33,616.94, 50,425.42 and 10,243.40

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Solution

The fourth proportional to 33,616.94, 50,425.42 and 10,243.40 is: 15,365.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,616.94 : 50,425.42 = 10,243.40 : x
  2. Step 2: Convert to fraction form
    33,616.94/50,425.42 = 10,243.40/x
  3. Step 3: Cross multiply
    33,616.94x = 50,425.42 × 10,243.40
  4. Step 4: Simplify right side
    33,616.94x = 516,527,747.23
  5. Step 5: Solve for x
    x = 516,527,747.23/33,616.94
  6. Step 6: Final answer
    x = 15,365.10

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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.