Home / 12,441.85-18,664.61-3,675.62

Finding the Fourth Proportional to 12,441.85, 18,664.61 and 3,675.62

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Solution

The fourth proportional to 12,441.85, 18,664.61 and 3,675.62 is: 5,513.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,441.85 : 18,664.61 = 3,675.62 : x
  2. Step 2: Convert to fraction form
    12,441.85/18,664.61 = 3,675.62/x
  3. Step 3: Cross multiply
    12,441.85x = 18,664.61 × 3,675.62
  4. Step 4: Simplify right side
    12,441.85x = 68,604,042.09
  5. Step 5: Solve for x
    x = 68,604,042.09/12,441.85
  6. Step 6: Final answer
    x = 5,513.98

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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.