Home / 33,418.44-50,153.22-12,378.42

Finding the Fourth Proportional to 33,418.44, 50,153.22 and 12,378.42

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Solution

The fourth proportional to 33,418.44, 50,153.22 and 12,378.42 is: 18,577.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,418.44 : 50,153.22 = 12,378.42 : x
  2. Step 2: Convert to fraction form
    33,418.44/50,153.22 = 12,378.42/x
  3. Step 3: Cross multiply
    33,418.44x = 50,153.22 × 12,378.42
  4. Step 4: Simplify right side
    33,418.44x = 620,817,621.51
  5. Step 5: Solve for x
    x = 620,817,621.51/33,418.44
  6. Step 6: Final answer
    x = 18,577.10

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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.