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Finding the Fourth Proportional to 33,955.76, 50,933.76 and 13,960.10

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Solution

The fourth proportional to 33,955.76, 50,933.76 and 13,960.10 is: 20,940.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,955.76 : 50,933.76 = 13,960.10 : x
  2. Step 2: Convert to fraction form
    33,955.76/50,933.76 = 13,960.10/x
  3. Step 3: Cross multiply
    33,955.76x = 50,933.76 × 13,960.10
  4. Step 4: Simplify right side
    33,955.76x = 711,040,382.98
  5. Step 5: Solve for x
    x = 711,040,382.98/33,955.76
  6. Step 6: Final answer
    x = 20,940.20

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Similar ratio
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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.