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Finding the Fourth Proportional to 33,911.68, 50,866.44 and 10,531.84

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Solution

The fourth proportional to 33,911.68, 50,866.44 and 10,531.84 is: 15,797.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,911.68 : 50,866.44 = 10,531.84 : x
  2. Step 2: Convert to fraction form
    33,911.68/50,866.44 = 10,531.84/x
  3. Step 3: Cross multiply
    33,911.68x = 50,866.44 × 10,531.84
  4. Step 4: Simplify right side
    33,911.68x = 535,717,207.45
  5. Step 5: Solve for x
    x = 535,717,207.45/33,911.68
  6. Step 6: Final answer
    x = 15,797.42

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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.