Home / 33,478.58-50,220.82-12,418.85

Finding the Fourth Proportional to 33,478.58, 50,220.82 and 12,418.85

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Solution

The fourth proportional to 33,478.58, 50,220.82 and 12,418.85 is: 18,629.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,478.58 : 50,220.82 = 12,418.85 : x
  2. Step 2: Convert to fraction form
    33,478.58/50,220.82 = 12,418.85/x
  3. Step 3: Cross multiply
    33,478.58x = 50,220.82 × 12,418.85
  4. Step 4: Simplify right side
    33,478.58x = 623,684,971.53
  5. Step 5: Solve for x
    x = 623,684,971.53/33,478.58
  6. Step 6: Final answer
    x = 18,629.37

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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.