Home / 33,149.72-45,745.87-18,042.43

Finding the Fourth Proportional to 33,149.72, 45,745.87 and 18,042.43

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Solution

The fourth proportional to 33,149.72, 45,745.87 and 18,042.43 is: 24,898.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,149.72 : 45,745.87 = 18,042.43 : x
  2. Step 2: Convert to fraction form
    33,149.72/45,745.87 = 18,042.43/x
  3. Step 3: Cross multiply
    33,149.72x = 45,745.87 × 18,042.43
  4. Step 4: Simplify right side
    33,149.72x = 825,366,657.26
  5. Step 5: Solve for x
    x = 825,366,657.26/33,149.72
  6. Step 6: Final answer
    x = 24,898.15

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1.5x scale

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.