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Finding the Fourth Proportional to 33,607.41, 50,442.25 and 16,979.16

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Solution

The fourth proportional to 33,607.41, 50,442.25 and 16,979.16 is: 25,484.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,607.41 : 50,442.25 = 16,979.16 : x
  2. Step 2: Convert to fraction form
    33,607.41/50,442.25 = 16,979.16/x
  3. Step 3: Cross multiply
    33,607.41x = 50,442.25 × 16,979.16
  4. Step 4: Simplify right side
    33,607.41x = 856,467,054.73
  5. Step 5: Solve for x
    x = 856,467,054.73/33,607.41
  6. Step 6: Final answer
    x = 25,484.47

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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.