Home / 54,878.10-82,308.66-17,433.30

Finding the Fourth Proportional to 54,878.10, 82,308.66 and 17,433.30

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Solution

The fourth proportional to 54,878.10, 82,308.66 and 17,433.30 is: 26,147.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,878.10 : 82,308.66 = 17,433.30 : x
  2. Step 2: Convert to fraction form
    54,878.10/82,308.66 = 17,433.30/x
  3. Step 3: Cross multiply
    54,878.10x = 82,308.66 × 17,433.30
  4. Step 4: Simplify right side
    54,878.10x = 1,434,911,562.38
  5. Step 5: Solve for x
    x = 1,434,911,562.38/54,878.10
  6. Step 6: Final answer
    x = 26,147.25

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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.