Home / 14,168.53-21,234.34-8,829.52

Finding the Fourth Proportional to 14,168.53, 21,234.34 and 8,829.52

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Solution

The fourth proportional to 14,168.53, 21,234.34 and 8,829.52 is: 13,232.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,168.53 : 21,234.34 = 8,829.52 : x
  2. Step 2: Convert to fraction form
    14,168.53/21,234.34 = 8,829.52/x
  3. Step 3: Cross multiply
    14,168.53x = 21,234.34 × 8,829.52
  4. Step 4: Simplify right side
    14,168.53x = 187,489,029.72
  5. Step 5: Solve for x
    x = 187,489,029.72/14,168.53
  6. Step 6: Final answer
    x = 13,232.78

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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.