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Finding the Fourth Proportional to 56,374.09, 84,560.52 and 16,929.52

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Solution

The fourth proportional to 56,374.09, 84,560.52 and 16,929.52 is: 25,394.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,374.09 : 84,560.52 = 16,929.52 : x
  2. Step 2: Convert to fraction form
    56,374.09/84,560.52 = 16,929.52/x
  3. Step 3: Cross multiply
    56,374.09x = 84,560.52 × 16,929.52
  4. Step 4: Simplify right side
    56,374.09x = 1,431,568,591.75
  5. Step 5: Solve for x
    x = 1,431,568,591.75/56,374.09
  6. Step 6: Final answer
    x = 25,394.09

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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.