Home / 26,830.38-40,232.61-11,243.82

Finding the Fourth Proportional to 26,830.38, 40,232.61 and 11,243.82

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Solution

The fourth proportional to 26,830.38, 40,232.61 and 11,243.82 is: 16,860.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,830.38 : 40,232.61 = 11,243.82 : x
  2. Step 2: Convert to fraction form
    26,830.38/40,232.61 = 11,243.82/x
  3. Step 3: Cross multiply
    26,830.38x = 40,232.61 × 11,243.82
  4. Step 4: Simplify right side
    26,830.38x = 452,368,224.97
  5. Step 5: Solve for x
    x = 452,368,224.97/26,830.38
  6. Step 6: Final answer
    x = 16,860.30

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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.