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Finding the Fourth Proportional to 50,693.30, 76,034.03 and 15,629.94

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Solution

The fourth proportional to 50,693.30, 76,034.03 and 15,629.94 is: 23,443.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,693.30 : 76,034.03 = 15,629.94 : x
  2. Step 2: Convert to fraction form
    50,693.30/76,034.03 = 15,629.94/x
  3. Step 3: Cross multiply
    50,693.30x = 76,034.03 × 15,629.94
  4. Step 4: Simplify right side
    50,693.30x = 1,188,407,326.86
  5. Step 5: Solve for x
    x = 1,188,407,326.86/50,693.30
  6. Step 6: Final answer
    x = 23,443.08

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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.