Home / 54,878.38-82,308.99-17,433.53

Finding the Fourth Proportional to 54,878.38, 82,308.99 and 17,433.53

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Solution

The fourth proportional to 54,878.38, 82,308.99 and 17,433.53 is: 26,147.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,878.38 : 82,308.99 = 17,433.53 : x
  2. Step 2: Convert to fraction form
    54,878.38/82,308.99 = 17,433.53/x
  3. Step 3: Cross multiply
    54,878.38x = 82,308.99 × 17,433.53
  4. Step 4: Simplify right side
    54,878.38x = 1,434,936,246.43
  5. Step 5: Solve for x
    x = 1,434,936,246.43/54,878.38
  6. Step 6: Final answer
    x = 26,147.57

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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.