Home / 12,824.80-19,234.77-4,502.86

Finding the Fourth Proportional to 12,824.80, 19,234.77 and 4,502.86

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Solution

The fourth proportional to 12,824.80, 19,234.77 and 4,502.86 is: 6,753.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.80 : 19,234.77 = 4,502.86 : x
  2. Step 2: Convert to fraction form
    12,824.80/19,234.77 = 4,502.86/x
  3. Step 3: Cross multiply
    12,824.80x = 19,234.77 × 4,502.86
  4. Step 4: Simplify right side
    12,824.80x = 86,611,476.44
  5. Step 5: Solve for x
    x = 86,611,476.44/12,824.80
  6. Step 6: Final answer
    x = 6,753.44

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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.