Home / 26,772.77-40,162.82-9,243.96

Finding the Fourth Proportional to 26,772.77, 40,162.82 and 9,243.96

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Solution

The fourth proportional to 26,772.77, 40,162.82 and 9,243.96 is: 13,867.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,772.77 : 40,162.82 = 9,243.96 : x
  2. Step 2: Convert to fraction form
    26,772.77/40,162.82 = 9,243.96/x
  3. Step 3: Cross multiply
    26,772.77x = 40,162.82 × 9,243.96
  4. Step 4: Simplify right side
    26,772.77x = 371,263,455.35
  5. Step 5: Solve for x
    x = 371,263,455.35/26,772.77
  6. Step 6: Final answer
    x = 13,867.21

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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.