Home / 49,976.93-74,989.83-21,893.15

Finding the Fourth Proportional to 49,976.93, 74,989.83 and 21,893.15

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Solution

The fourth proportional to 49,976.93, 74,989.83 and 21,893.15 is: 32,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,976.93 : 74,989.83 = 21,893.15 : x
  2. Step 2: Convert to fraction form
    49,976.93/74,989.83 = 21,893.15/x
  3. Step 3: Cross multiply
    49,976.93x = 74,989.83 × 21,893.15
  4. Step 4: Simplify right side
    49,976.93x = 1,641,763,596.66
  5. Step 5: Solve for x
    x = 1,641,763,596.66/49,976.93
  6. Step 6: Final answer
    x = 32,850.43

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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.