Home / 17,217.72-23,760.54-11,245.86

Finding the Fourth Proportional to 17,217.72, 23,760.54 and 11,245.86

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Solution

The fourth proportional to 17,217.72, 23,760.54 and 11,245.86 is: 15,519.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,217.72 : 23,760.54 = 11,245.86 : x
  2. Step 2: Convert to fraction form
    17,217.72/23,760.54 = 11,245.86/x
  3. Step 3: Cross multiply
    17,217.72x = 23,760.54 × 11,245.86
  4. Step 4: Simplify right side
    17,217.72x = 267,207,706.36
  5. Step 5: Solve for x
    x = 267,207,706.36/17,217.72
  6. Step 6: Final answer
    x = 15,519.34

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Half scale
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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.