Home / 16,086.21-22,197.96-9,371.58

Finding the Fourth Proportional to 16,086.21, 22,197.96 and 9,371.58

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Solution

The fourth proportional to 16,086.21, 22,197.96 and 9,371.58 is: 12,932.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,086.21 : 22,197.96 = 9,371.58 : x
  2. Step 2: Convert to fraction form
    16,086.21/22,197.96 = 9,371.58/x
  3. Step 3: Cross multiply
    16,086.21x = 22,197.96 × 9,371.58
  4. Step 4: Simplify right side
    16,086.21x = 208,029,957.98
  5. Step 5: Solve for x
    x = 208,029,957.98/16,086.21
  6. Step 6: Final answer
    x = 12,932.19

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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.