Home / 16,839.86-25,261.32-8,514.68

Finding the Fourth Proportional to 16,839.86, 25,261.32 and 8,514.68

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Solution

The fourth proportional to 16,839.86, 25,261.32 and 8,514.68 is: 12,772.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.86 : 25,261.32 = 8,514.68 : x
  2. Step 2: Convert to fraction form
    16,839.86/25,261.32 = 8,514.68/x
  3. Step 3: Cross multiply
    16,839.86x = 25,261.32 × 8,514.68
  4. Step 4: Simplify right side
    16,839.86x = 215,092,056.18
  5. Step 5: Solve for x
    x = 215,092,056.18/16,839.86
  6. Step 6: Final answer
    x = 12,772.79

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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.