Home / 54,720.91-82,083.82-16,767.39

Finding the Fourth Proportional to 54,720.91, 82,083.82 and 16,767.39

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Solution

The fourth proportional to 54,720.91, 82,083.82 and 16,767.39 is: 25,151.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,720.91 : 82,083.82 = 16,767.39 : x
  2. Step 2: Convert to fraction form
    54,720.91/82,083.82 = 16,767.39/x
  3. Step 3: Cross multiply
    54,720.91x = 82,083.82 × 16,767.39
  4. Step 4: Simplify right side
    54,720.91x = 1,376,331,338.79
  5. Step 5: Solve for x
    x = 1,376,331,338.79/54,720.91
  6. Step 6: Final answer
    x = 25,151.84

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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.