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Finding the Fourth Proportional to 33,396.49, 50,098.08 and 12,342.06

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Solution

The fourth proportional to 33,396.49, 50,098.08 and 12,342.06 is: 18,514.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,396.49 : 50,098.08 = 12,342.06 : x
  2. Step 2: Convert to fraction form
    33,396.49/50,098.08 = 12,342.06/x
  3. Step 3: Cross multiply
    33,396.49x = 50,098.08 × 12,342.06
  4. Step 4: Simplify right side
    33,396.49x = 618,313,447.53
  5. Step 5: Solve for x
    x = 618,313,447.53/33,396.49
  6. Step 6: Final answer
    x = 18,514.32

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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.