Home / 29,719.85-41,020.66-20,175.62

Finding the Fourth Proportional to 29,719.85, 41,020.66 and 20,175.62

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Solution

The fourth proportional to 29,719.85, 41,020.66 and 20,175.62 is: 27,847.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,719.85 : 41,020.66 = 20,175.62 : x
  2. Step 2: Convert to fraction form
    29,719.85/41,020.66 = 20,175.62/x
  3. Step 3: Cross multiply
    29,719.85x = 41,020.66 × 20,175.62
  4. Step 4: Simplify right side
    29,719.85x = 827,617,068.43
  5. Step 5: Solve for x
    x = 827,617,068.43/29,719.85
  6. Step 6: Final answer
    x = 27,847.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.