Home / 16,194.96-22,359.36-13,217.90

Finding the Fourth Proportional to 16,194.96, 22,359.36 and 13,217.90

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Solution

The fourth proportional to 16,194.96, 22,359.36 and 13,217.90 is: 18,249.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,194.96 : 22,359.36 = 13,217.90 : x
  2. Step 2: Convert to fraction form
    16,194.96/22,359.36 = 13,217.90/x
  3. Step 3: Cross multiply
    16,194.96x = 22,359.36 × 13,217.90
  4. Step 4: Simplify right side
    16,194.96x = 295,543,672.75
  5. Step 5: Solve for x
    x = 295,543,672.75/16,194.96
  6. Step 6: Final answer
    x = 18,249.11

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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.