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Finding the Fourth Proportional to 33,750.42, 46,578.12 and 19,414.63

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Solution

The fourth proportional to 33,750.42, 46,578.12 and 19,414.63 is: 26,793.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,750.42 : 46,578.12 = 19,414.63 : x
  2. Step 2: Convert to fraction form
    33,750.42/46,578.12 = 19,414.63/x
  3. Step 3: Cross multiply
    33,750.42x = 46,578.12 × 19,414.63
  4. Step 4: Simplify right side
    33,750.42x = 904,296,965.90
  5. Step 5: Solve for x
    x = 904,296,965.90/33,750.42
  6. Step 6: Final answer
    x = 26,793.65

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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.