Home / 16,144.40-22,269.21-11,099.86

Finding the Fourth Proportional to 16,144.40, 22,269.21 and 11,099.86

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Solution

The fourth proportional to 16,144.40, 22,269.21 and 11,099.86 is: 15,310.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,144.40 : 22,269.21 = 11,099.86 : x
  2. Step 2: Convert to fraction form
    16,144.40/22,269.21 = 11,099.86/x
  3. Step 3: Cross multiply
    16,144.40x = 22,269.21 × 11,099.86
  4. Step 4: Simplify right side
    16,144.40x = 247,185,113.31
  5. Step 5: Solve for x
    x = 247,185,113.31/16,144.40
  6. Step 6: Final answer
    x = 15,310.89

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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.