Home / 36,787.60-50,766.42-20,020.60

Finding the Fourth Proportional to 36,787.60, 50,766.42 and 20,020.60

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Solution

The fourth proportional to 36,787.60, 50,766.42 and 20,020.60 is: 27,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,787.60 : 50,766.42 = 20,020.60 : x
  2. Step 2: Convert to fraction form
    36,787.60/50,766.42 = 20,020.60/x
  3. Step 3: Cross multiply
    36,787.60x = 50,766.42 × 20,020.60
  4. Step 4: Simplify right side
    36,787.60x = 1,016,374,188.25
  5. Step 5: Solve for x
    x = 1,016,374,188.25/36,787.60
  6. Step 6: Final answer
    x = 27,628.17

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.