Home / 33,149.30-45,746.72-18,042.80

Finding the Fourth Proportional to 33,149.30, 45,746.72 and 18,042.80

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Solution

The fourth proportional to 33,149.30, 45,746.72 and 18,042.80 is: 24,899.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,149.30 : 45,746.72 = 18,042.80 : x
  2. Step 2: Convert to fraction form
    33,149.30/45,746.72 = 18,042.80/x
  3. Step 3: Cross multiply
    33,149.30x = 45,746.72 × 18,042.80
  4. Step 4: Simplify right side
    33,149.30x = 825,398,919.62
  5. Step 5: Solve for x
    x = 825,398,919.62/33,149.30
  6. Step 6: Final answer
    x = 24,899.44

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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.