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Finding the Fourth Proportional to 17,933.25, 26,904.20 and 5,621.25

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Solution

The fourth proportional to 17,933.25, 26,904.20 and 5,621.25 is: 8,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,933.25 : 26,904.20 = 5,621.25 : x
  2. Step 2: Convert to fraction form
    17,933.25/26,904.20 = 5,621.25/x
  3. Step 3: Cross multiply
    17,933.25x = 26,904.20 × 5,621.25
  4. Step 4: Simplify right side
    17,933.25x = 151,235,234.25
  5. Step 5: Solve for x
    x = 151,235,234.25/17,933.25
  6. Step 6: Final answer
    x = 8,433.23

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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.