Home / 16,178.21-22,326.38-9,104.88

Finding the Fourth Proportional to 16,178.21, 22,326.38 and 9,104.88

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Solution

The fourth proportional to 16,178.21, 22,326.38 and 9,104.88 is: 12,564.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,178.21 : 22,326.38 = 9,104.88 : x
  2. Step 2: Convert to fraction form
    16,178.21/22,326.38 = 9,104.88/x
  3. Step 3: Cross multiply
    16,178.21x = 22,326.38 × 9,104.88
  4. Step 4: Simplify right side
    16,178.21x = 203,279,010.73
  5. Step 5: Solve for x
    x = 203,279,010.73/16,178.21
  6. Step 6: Final answer
    x = 12,564.99

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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.