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Finding the Fourth Proportional to 36,662.98, 55,030.92 and 16,945.96

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Solution

The fourth proportional to 36,662.98, 55,030.92 and 16,945.96 is: 25,435.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,662.98 : 55,030.92 = 16,945.96 : x
  2. Step 2: Convert to fraction form
    36,662.98/55,030.92 = 16,945.96/x
  3. Step 3: Cross multiply
    36,662.98x = 55,030.92 × 16,945.96
  4. Step 4: Simplify right side
    36,662.98x = 932,551,769.08
  5. Step 5: Solve for x
    x = 932,551,769.08/36,662.98
  6. Step 6: Final answer
    x = 25,435.79

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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.