Home / 14,786.89-22,186.83-7,765.27

Finding the Fourth Proportional to 14,786.89, 22,186.83 and 7,765.27

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Solution

The fourth proportional to 14,786.89, 22,186.83 and 7,765.27 is: 11,651.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,786.89 : 22,186.83 = 7,765.27 : x
  2. Step 2: Convert to fraction form
    14,786.89/22,186.83 = 7,765.27/x
  3. Step 3: Cross multiply
    14,786.89x = 22,186.83 × 7,765.27
  4. Step 4: Simplify right side
    14,786.89x = 172,286,725.39
  5. Step 5: Solve for x
    x = 172,286,725.39/14,786.89
  6. Step 6: Final answer
    x = 11,651.32

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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.