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Finding the Fourth Proportional to 22,486.02, 33,723.15 and 6,686.79

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Solution

The fourth proportional to 22,486.02, 33,723.15 and 6,686.79 is: 10,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,486.02 : 33,723.15 = 6,686.79 : x
  2. Step 2: Convert to fraction form
    22,486.02/33,723.15 = 6,686.79/x
  3. Step 3: Cross multiply
    22,486.02x = 33,723.15 × 6,686.79
  4. Step 4: Simplify right side
    22,486.02x = 225,499,622.19
  5. Step 5: Solve for x
    x = 225,499,622.19/22,486.02
  6. Step 6: Final answer
    x = 10,028.44

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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.