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Finding the Fourth Proportional to 16,163.15, 24,222.60 and 12,211.16

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Solution

The fourth proportional to 16,163.15, 24,222.60 and 12,211.16 is: 18,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.15 : 24,222.60 = 12,211.16 : x
  2. Step 2: Convert to fraction form
    16,163.15/24,222.60 = 12,211.16/x
  3. Step 3: Cross multiply
    16,163.15x = 24,222.60 × 12,211.16
  4. Step 4: Simplify right side
    16,163.15x = 295,785,923.10
  5. Step 5: Solve for x
    x = 295,785,923.10/16,163.15
  6. Step 6: Final answer
    x = 18,300.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.