Home / 26,162.71-39,245.42-8,633.90

Finding the Fourth Proportional to 26,162.71, 39,245.42 and 8,633.90

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Solution

The fourth proportional to 26,162.71, 39,245.42 and 8,633.90 is: 12,951.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,162.71 : 39,245.42 = 8,633.90 : x
  2. Step 2: Convert to fraction form
    26,162.71/39,245.42 = 8,633.90/x
  3. Step 3: Cross multiply
    26,162.71x = 39,245.42 × 8,633.90
  4. Step 4: Simplify right side
    26,162.71x = 338,841,031.74
  5. Step 5: Solve for x
    x = 338,841,031.74/26,162.71
  6. Step 6: Final answer
    x = 12,951.30

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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.