Home / 17,005.23-25,516.20-7,651.86

Finding the Fourth Proportional to 17,005.23, 25,516.20 and 7,651.86

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Solution

The fourth proportional to 17,005.23, 25,516.20 and 7,651.86 is: 11,481.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,005.23 : 25,516.20 = 7,651.86 : x
  2. Step 2: Convert to fraction form
    17,005.23/25,516.20 = 7,651.86/x
  3. Step 3: Cross multiply
    17,005.23x = 25,516.20 × 7,651.86
  4. Step 4: Simplify right side
    17,005.23x = 195,246,390.13
  5. Step 5: Solve for x
    x = 195,246,390.13/17,005.23
  6. Step 6: Final answer
    x = 11,481.55

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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.