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Finding the Fourth Proportional to 33,671.69, 50,505.54 and 9,978.27

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Solution

The fourth proportional to 33,671.69, 50,505.54 and 9,978.27 is: 14,966.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,671.69 : 50,505.54 = 9,978.27 : x
  2. Step 2: Convert to fraction form
    33,671.69/50,505.54 = 9,978.27/x
  3. Step 3: Cross multiply
    33,671.69x = 50,505.54 × 9,978.27
  4. Step 4: Simplify right side
    33,671.69x = 503,957,914.62
  5. Step 5: Solve for x
    x = 503,957,914.62/33,671.69
  6. Step 6: Final answer
    x = 14,966.82

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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.