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Finding the Fourth Proportional to 33,369.51, 50,054.40 and 9,678.54

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Solution

The fourth proportional to 33,369.51, 50,054.40 and 9,678.54 is: 14,517.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,369.51 : 50,054.40 = 9,678.54 : x
  2. Step 2: Convert to fraction form
    33,369.51/50,054.40 = 9,678.54/x
  3. Step 3: Cross multiply
    33,369.51x = 50,054.40 × 9,678.54
  4. Step 4: Simplify right side
    33,369.51x = 484,453,512.58
  5. Step 5: Solve for x
    x = 484,453,512.58/33,369.51
  6. Step 6: Final answer
    x = 14,517.85

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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.