Home / 40,198.43-55,473.98-22,295.09

Finding the Fourth Proportional to 40,198.43, 55,473.98 and 22,295.09

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Solution

The fourth proportional to 40,198.43, 55,473.98 and 22,295.09 is: 30,767.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,198.43 : 55,473.98 = 22,295.09 : x
  2. Step 2: Convert to fraction form
    40,198.43/55,473.98 = 22,295.09/x
  3. Step 3: Cross multiply
    40,198.43x = 55,473.98 × 22,295.09
  4. Step 4: Simplify right side
    40,198.43x = 1,236,796,987.91
  5. Step 5: Solve for x
    x = 1,236,796,987.91/40,198.43
  6. Step 6: Final answer
    x = 30,767.30

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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.