Home / 33,179.74-45,789.09-18,072.85

Finding the Fourth Proportional to 33,179.74, 45,789.09 and 18,072.85

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Solution

The fourth proportional to 33,179.74, 45,789.09 and 18,072.85 is: 24,941.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,179.74 : 45,789.09 = 18,072.85 : x
  2. Step 2: Convert to fraction form
    33,179.74/45,789.09 = 18,072.85/x
  3. Step 3: Cross multiply
    33,179.74x = 45,789.09 × 18,072.85
  4. Step 4: Simplify right side
    33,179.74x = 827,539,355.21
  5. Step 5: Solve for x
    x = 827,539,355.21/33,179.74
  6. Step 6: Final answer
    x = 24,941.10

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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.