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Finding the Fourth Proportional to 33,654, 50,502.60 and 15,186

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Solution

The fourth proportional to 33,654, 50,502.60 and 15,186 is: 22,788.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,654 : 50,502.60 = 15,186 : x
  2. Step 2: Convert to fraction form
    33,654/50,502.60 = 15,186/x
  3. Step 3: Cross multiply
    33,654x = 50,502.60 × 15,186
  4. Step 4: Simplify right side
    33,654x = 766,932,483.60
  5. Step 5: Solve for x
    x = 766,932,483.60/33,654
  6. Step 6: Final answer
    x = 22,788.75

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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.