Home / 33,080.35-45,649.83-18,932.89

Finding the Fourth Proportional to 33,080.35, 45,649.83 and 18,932.89

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Solution

The fourth proportional to 33,080.35, 45,649.83 and 18,932.89 is: 26,126.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,080.35 : 45,649.83 = 18,932.89 : x
  2. Step 2: Convert to fraction form
    33,080.35/45,649.83 = 18,932.89/x
  3. Step 3: Cross multiply
    33,080.35x = 45,649.83 × 18,932.89
  4. Step 4: Simplify right side
    33,080.35x = 864,283,209.91
  5. Step 5: Solve for x
    x = 864,283,209.91/33,080.35
  6. Step 6: Final answer
    x = 26,126.79

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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.