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Finding the Fourth Proportional to 33,928.44, 50,892.99 and 12,862.82

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Solution

The fourth proportional to 33,928.44, 50,892.99 and 12,862.82 is: 19,294.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,928.44 : 50,892.99 = 12,862.82 : x
  2. Step 2: Convert to fraction form
    33,928.44/50,892.99 = 12,862.82/x
  3. Step 3: Cross multiply
    33,928.44x = 50,892.99 × 12,862.82
  4. Step 4: Simplify right side
    33,928.44x = 654,627,050.85
  5. Step 5: Solve for x
    x = 654,627,050.85/33,928.44
  6. Step 6: Final answer
    x = 19,294.35

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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.