Home / 33,027.85-45,580.66-18,687.66

Finding the Fourth Proportional to 33,027.85, 45,580.66 and 18,687.66

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Solution

The fourth proportional to 33,027.85, 45,580.66 and 18,687.66 is: 25,790.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,027.85 : 45,580.66 = 18,687.66 : x
  2. Step 2: Convert to fraction form
    33,027.85/45,580.66 = 18,687.66/x
  3. Step 3: Cross multiply
    33,027.85x = 45,580.66 × 18,687.66
  4. Step 4: Simplify right side
    33,027.85x = 851,795,876.66
  5. Step 5: Solve for x
    x = 851,795,876.66/33,027.85
  6. Step 6: Final answer
    x = 25,790.23

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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.