Home / 11,704.56-16,119.78-11,668.92

Finding the Fourth Proportional to 11,704.56, 16,119.78 and 11,668.92

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Solution

The fourth proportional to 11,704.56, 16,119.78 and 11,668.92 is: 16,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,704.56 : 16,119.78 = 11,668.92 : x
  2. Step 2: Convert to fraction form
    11,704.56/16,119.78 = 11,668.92/x
  3. Step 3: Cross multiply
    11,704.56x = 16,119.78 × 11,668.92
  4. Step 4: Simplify right side
    11,704.56x = 188,100,423.24
  5. Step 5: Solve for x
    x = 188,100,423.24/11,704.56
  6. Step 6: Final answer
    x = 16,070.70

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.