Home / 26,185.96-39,286.28-8,668.12

Finding the Fourth Proportional to 26,185.96, 39,286.28 and 8,668.12

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Solution

The fourth proportional to 26,185.96, 39,286.28 and 8,668.12 is: 13,004.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,185.96 : 39,286.28 = 8,668.12 : x
  2. Step 2: Convert to fraction form
    26,185.96/39,286.28 = 8,668.12/x
  3. Step 3: Cross multiply
    26,185.96x = 39,286.28 × 8,668.12
  4. Step 4: Simplify right side
    26,185.96x = 340,538,189.39
  5. Step 5: Solve for x
    x = 340,538,189.39/26,185.96
  6. Step 6: Final answer
    x = 13,004.61

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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.