Home / 16,105.44-22,215.28-11,635.76

Finding the Fourth Proportional to 16,105.44, 22,215.28 and 11,635.76

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Solution

The fourth proportional to 16,105.44, 22,215.28 and 11,635.76 is: 16,049.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,105.44 : 22,215.28 = 11,635.76 : x
  2. Step 2: Convert to fraction form
    16,105.44/22,215.28 = 11,635.76/x
  3. Step 3: Cross multiply
    16,105.44x = 22,215.28 × 11,635.76
  4. Step 4: Simplify right side
    16,105.44x = 258,491,666.41
  5. Step 5: Solve for x
    x = 258,491,666.41/16,105.44
  6. Step 6: Final answer
    x = 16,049.96

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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.