Home / 26,167.27-39,252.26-8,638.47

Finding the Fourth Proportional to 26,167.27, 39,252.26 and 8,638.47

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Solution

The fourth proportional to 26,167.27, 39,252.26 and 8,638.47 is: 12,958.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,167.27 : 39,252.26 = 8,638.47 : x
  2. Step 2: Convert to fraction form
    26,167.27/39,252.26 = 8,638.47/x
  3. Step 3: Cross multiply
    26,167.27x = 39,252.26 × 8,638.47
  4. Step 4: Simplify right side
    26,167.27x = 339,079,470.44
  5. Step 5: Solve for x
    x = 339,079,470.44/26,167.27
  6. Step 6: Final answer
    x = 12,958.15

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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.