Home / 54,719.91-82,082.32-16,766.39

Finding the Fourth Proportional to 54,719.91, 82,082.32 and 16,766.39

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Solution

The fourth proportional to 54,719.91, 82,082.32 and 16,766.39 is: 25,150.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,719.91 : 82,082.32 = 16,766.39 : x
  2. Step 2: Convert to fraction form
    54,719.91/82,082.32 = 16,766.39/x
  3. Step 3: Cross multiply
    54,719.91x = 82,082.32 × 16,766.39
  4. Step 4: Simplify right side
    54,719.91x = 1,376,224,105.39
  5. Step 5: Solve for x
    x = 1,376,224,105.39/54,719.91
  6. Step 6: Final answer
    x = 25,150.34

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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.