Home / 26,917.29-40,376.16-9,387.09

Finding the Fourth Proportional to 26,917.29, 40,376.16 and 9,387.09

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Solution

The fourth proportional to 26,917.29, 40,376.16 and 9,387.09 is: 14,080.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,917.29 : 40,376.16 = 9,387.09 : x
  2. Step 2: Convert to fraction form
    26,917.29/40,376.16 = 9,387.09/x
  3. Step 3: Cross multiply
    26,917.29x = 40,376.16 × 9,387.09
  4. Step 4: Simplify right side
    26,917.29x = 379,014,647.77
  5. Step 5: Solve for x
    x = 379,014,647.77/26,917.29
  6. Step 6: Final answer
    x = 14,080.71

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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.