Home / 17,497.96-26,234.63-8,128.03

Finding the Fourth Proportional to 17,497.96, 26,234.63 and 8,128.03

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Solution

The fourth proportional to 17,497.96, 26,234.63 and 8,128.03 is: 12,186.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,497.96 : 26,234.63 = 8,128.03 : x
  2. Step 2: Convert to fraction form
    17,497.96/26,234.63 = 8,128.03/x
  3. Step 3: Cross multiply
    17,497.96x = 26,234.63 × 8,128.03
  4. Step 4: Simplify right side
    17,497.96x = 213,235,859.68
  5. Step 5: Solve for x
    x = 213,235,859.68/17,497.96
  6. Step 6: Final answer
    x = 12,186.33

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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.