Home / 33,255.72-49,868.90-12,464.64

Finding the Fourth Proportional to 33,255.72, 49,868.90 and 12,464.64

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Solution

The fourth proportional to 33,255.72, 49,868.90 and 12,464.64 is: 18,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,255.72 : 49,868.90 = 12,464.64 : x
  2. Step 2: Convert to fraction form
    33,255.72/49,868.90 = 12,464.64/x
  3. Step 3: Cross multiply
    33,255.72x = 49,868.90 × 12,464.64
  4. Step 4: Simplify right side
    33,255.72x = 621,597,885.70
  5. Step 5: Solve for x
    x = 621,597,885.70/33,255.72
  6. Step 6: Final answer
    x = 18,691.46

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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.