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Finding the Fourth Proportional to 33,865.74, 50,801.04 and 11,678.79

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Solution

The fourth proportional to 33,865.74, 50,801.04 and 11,678.79 is: 17,519.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,865.74 : 50,801.04 = 11,678.79 : x
  2. Step 2: Convert to fraction form
    33,865.74/50,801.04 = 11,678.79/x
  3. Step 3: Cross multiply
    33,865.74x = 50,801.04 × 11,678.79
  4. Step 4: Simplify right side
    33,865.74x = 593,294,677.94
  5. Step 5: Solve for x
    x = 593,294,677.94/33,865.74
  6. Step 6: Final answer
    x = 17,519.02

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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.