Home / 26,936.43-40,407.26-9,179.61

Finding the Fourth Proportional to 26,936.43, 40,407.26 and 9,179.61

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Solution

The fourth proportional to 26,936.43, 40,407.26 and 9,179.61 is: 13,770.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,936.43 : 40,407.26 = 9,179.61 : x
  2. Step 2: Convert to fraction form
    26,936.43/40,407.26 = 9,179.61/x
  3. Step 3: Cross multiply
    26,936.43x = 40,407.26 × 9,179.61
  4. Step 4: Simplify right side
    26,936.43x = 370,922,842.07
  5. Step 5: Solve for x
    x = 370,922,842.07/26,936.43
  6. Step 6: Final answer
    x = 13,770.30

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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.