Home / 33,642.66-50,447.57-19,215.29

Finding the Fourth Proportional to 33,642.66, 50,447.57 and 19,215.29

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Solution

The fourth proportional to 33,642.66, 50,447.57 and 19,215.29 is: 28,813.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,642.66 : 50,447.57 = 19,215.29 : x
  2. Step 2: Convert to fraction form
    33,642.66/50,447.57 = 19,215.29/x
  3. Step 3: Cross multiply
    33,642.66x = 50,447.57 × 19,215.29
  4. Step 4: Simplify right side
    33,642.66x = 969,364,789.45
  5. Step 5: Solve for x
    x = 969,364,789.45/33,642.66
  6. Step 6: Final answer
    x = 28,813.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.