Home / 26,107.11-39,157.43-8,576.55

Finding the Fourth Proportional to 26,107.11, 39,157.43 and 8,576.55

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Solution

The fourth proportional to 26,107.11, 39,157.43 and 8,576.55 is: 12,863.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,107.11 : 39,157.43 = 8,576.55 : x
  2. Step 2: Convert to fraction form
    26,107.11/39,157.43 = 8,576.55/x
  3. Step 3: Cross multiply
    26,107.11x = 39,157.43 × 8,576.55
  4. Step 4: Simplify right side
    26,107.11x = 335,835,613.38
  5. Step 5: Solve for x
    x = 335,835,613.38/26,107.11
  6. Step 6: Final answer
    x = 12,863.76

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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.