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Finding the Fourth Proportional to 52,872.60, 79,277.22 and 16,833.48

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Solution

The fourth proportional to 52,872.60, 79,277.22 and 16,833.48 is: 25,240.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,872.60 : 79,277.22 = 16,833.48 : x
  2. Step 2: Convert to fraction form
    52,872.60/79,277.22 = 16,833.48/x
  3. Step 3: Cross multiply
    52,872.60x = 79,277.22 × 16,833.48
  4. Step 4: Simplify right side
    52,872.60x = 1,334,511,497.33
  5. Step 5: Solve for x
    x = 1,334,511,497.33/52,872.60
  6. Step 6: Final answer
    x = 25,240.13

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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.