Home / 33,149.40-45,747.30-18,042.62

Finding the Fourth Proportional to 33,149.40, 45,747.30 and 18,042.62

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Solution

The fourth proportional to 33,149.40, 45,747.30 and 18,042.62 is: 24,899.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,149.40 : 45,747.30 = 18,042.62 : x
  2. Step 2: Convert to fraction form
    33,149.40/45,747.30 = 18,042.62/x
  3. Step 3: Cross multiply
    33,149.40x = 45,747.30 × 18,042.62
  4. Step 4: Simplify right side
    33,149.40x = 825,400,921.19
  5. Step 5: Solve for x
    x = 825,400,921.19/33,149.40
  6. Step 6: Final answer
    x = 24,899.42

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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.