Home / 12,004.13-18,006.20-3,796.13

Finding the Fourth Proportional to 12,004.13, 18,006.20 and 3,796.13

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Solution

The fourth proportional to 12,004.13, 18,006.20 and 3,796.13 is: 5,694.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,004.13 : 18,006.20 = 3,796.13 : x
  2. Step 2: Convert to fraction form
    12,004.13/18,006.20 = 3,796.13/x
  3. Step 3: Cross multiply
    12,004.13x = 18,006.20 × 3,796.13
  4. Step 4: Simplify right side
    12,004.13x = 68,353,766.99
  5. Step 5: Solve for x
    x = 68,353,766.99/12,004.13
  6. Step 6: Final answer
    x = 5,694.19

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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.