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Finding the Fourth Proportional to 50,954, 76,439.64 and 15,886.68

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Solution

The fourth proportional to 50,954, 76,439.64 and 15,886.68 is: 23,832.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,954 : 76,439.64 = 15,886.68 : x
  2. Step 2: Convert to fraction form
    50,954/76,439.64 = 15,886.68/x
  3. Step 3: Cross multiply
    50,954x = 76,439.64 × 15,886.68
  4. Step 4: Simplify right side
    50,954x = 1,214,372,100.00
  5. Step 5: Solve for x
    x = 1,214,372,100.00/50,954
  6. Step 6: Final answer
    x = 23,832.71

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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.