Home / 41,961.12-62,941.62-12,399.72

Finding the Fourth Proportional to 41,961.12, 62,941.62 and 12,399.72

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Solution

The fourth proportional to 41,961.12, 62,941.62 and 12,399.72 is: 18,599.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,961.12 : 62,941.62 = 12,399.72 : x
  2. Step 2: Convert to fraction form
    41,961.12/62,941.62 = 12,399.72/x
  3. Step 3: Cross multiply
    41,961.12x = 62,941.62 × 12,399.72
  4. Step 4: Simplify right side
    41,961.12x = 780,458,464.35
  5. Step 5: Solve for x
    x = 780,458,464.35/41,961.12
  6. Step 6: Final answer
    x = 18,599.56

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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.