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Finding the Fourth Proportional to 33,641.44, 46,418.16 and 19,493.44

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Solution

The fourth proportional to 33,641.44, 46,418.16 and 19,493.44 is: 26,896.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,641.44 : 46,418.16 = 19,493.44 : x
  2. Step 2: Convert to fraction form
    33,641.44/46,418.16 = 19,493.44/x
  3. Step 3: Cross multiply
    33,641.44x = 46,418.16 × 19,493.44
  4. Step 4: Simplify right side
    33,641.44x = 904,849,616.87
  5. Step 5: Solve for x
    x = 904,849,616.87/33,641.44
  6. Step 6: Final answer
    x = 26,896.88

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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.