Home / 12,297.05-18,446.97-4,505.87

Finding the Fourth Proportional to 12,297.05, 18,446.97 and 4,505.87

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Solution

The fourth proportional to 12,297.05, 18,446.97 and 4,505.87 is: 6,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,297.05 : 18,446.97 = 4,505.87 : x
  2. Step 2: Convert to fraction form
    12,297.05/18,446.97 = 4,505.87/x
  3. Step 3: Cross multiply
    12,297.05x = 18,446.97 × 4,505.87
  4. Step 4: Simplify right side
    12,297.05x = 83,119,556.48
  5. Step 5: Solve for x
    x = 83,119,556.48/12,297.05
  6. Step 6: Final answer
    x = 6,759.31

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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.