Home / 26,489.32-39,738.30-8,017

Finding the Fourth Proportional to 26,489.32, 39,738.30 and 8,017

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Solution

The fourth proportional to 26,489.32, 39,738.30 and 8,017 is: 12,026.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,489.32 : 39,738.30 = 8,017 : x
  2. Step 2: Convert to fraction form
    26,489.32/39,738.30 = 8,017/x
  3. Step 3: Cross multiply
    26,489.32x = 39,738.30 × 8,017
  4. Step 4: Simplify right side
    26,489.32x = 318,581,951.10
  5. Step 5: Solve for x
    x = 318,581,951.10/26,489.32
  6. Step 6: Final answer
    x = 12,026.81

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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.