Home / 11,964.96-18,037.08-11,162.16

Finding the Fourth Proportional to 11,964.96, 18,037.08 and 11,162.16

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Solution

The fourth proportional to 11,964.96, 18,037.08 and 11,162.16 is: 16,826.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.96 : 18,037.08 = 11,162.16 : x
  2. Step 2: Convert to fraction form
    11,964.96/18,037.08 = 11,162.16/x
  3. Step 3: Cross multiply
    11,964.96x = 18,037.08 × 11,162.16
  4. Step 4: Simplify right side
    11,964.96x = 201,332,772.89
  5. Step 5: Solve for x
    x = 201,332,772.89/11,964.96
  6. Step 6: Final answer
    x = 16,826.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.