Home / 13,861.13-20,791.69-6,069.94

Finding the Fourth Proportional to 13,861.13, 20,791.69 and 6,069.94

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Solution

The fourth proportional to 13,861.13, 20,791.69 and 6,069.94 is: 9,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,861.13 : 20,791.69 = 6,069.94 : x
  2. Step 2: Convert to fraction form
    13,861.13/20,791.69 = 6,069.94/x
  3. Step 3: Cross multiply
    13,861.13x = 20,791.69 × 6,069.94
  4. Step 4: Simplify right side
    13,861.13x = 126,204,243.64
  5. Step 5: Solve for x
    x = 126,204,243.64/13,861.13
  6. Step 6: Final answer
    x = 9,104.91

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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.