Home / 16,175.31-22,321.88-9,101.73

Finding the Fourth Proportional to 16,175.31, 22,321.88 and 9,101.73

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Solution

The fourth proportional to 16,175.31, 22,321.88 and 9,101.73 is: 12,560.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,175.31 : 22,321.88 = 9,101.73 : x
  2. Step 2: Convert to fraction form
    16,175.31/22,321.88 = 9,101.73/x
  3. Step 3: Cross multiply
    16,175.31x = 22,321.88 × 9,101.73
  4. Step 4: Simplify right side
    16,175.31x = 203,167,724.85
  5. Step 5: Solve for x
    x = 203,167,724.85/16,175.31
  6. Step 6: Final answer
    x = 12,560.36

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.