Home / 33,436.98-50,158.78-12,382.64

Finding the Fourth Proportional to 33,436.98, 50,158.78 and 12,382.64

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Solution

The fourth proportional to 33,436.98, 50,158.78 and 12,382.64 is: 18,575.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,436.98 : 50,158.78 = 12,382.64 : x
  2. Step 2: Convert to fraction form
    33,436.98/50,158.78 = 12,382.64/x
  3. Step 3: Cross multiply
    33,436.98x = 50,158.78 × 12,382.64
  4. Step 4: Simplify right side
    33,436.98x = 621,098,115.58
  5. Step 5: Solve for x
    x = 621,098,115.58/33,436.98
  6. Step 6: Final answer
    x = 18,575.19

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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.