Home / 36,773.73-50,746.32-20,861.28

Finding the Fourth Proportional to 36,773.73, 50,746.32 and 20,861.28

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Solution

The fourth proportional to 36,773.73, 50,746.32 and 20,861.28 is: 28,787.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,773.73 : 50,746.32 = 20,861.28 : x
  2. Step 2: Convert to fraction form
    36,773.73/50,746.32 = 20,861.28/x
  3. Step 3: Cross multiply
    36,773.73x = 50,746.32 × 20,861.28
  4. Step 4: Simplify right side
    36,773.73x = 1,058,633,190.49
  5. Step 5: Solve for x
    x = 1,058,633,190.49/36,773.73
  6. Step 6: Final answer
    x = 28,787.76

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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.