Home / 26,766.46-36,936.73-15,436.44

Finding the Fourth Proportional to 26,766.46, 36,936.73 and 15,436.44

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Solution

The fourth proportional to 26,766.46, 36,936.73 and 15,436.44 is: 21,301.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,766.46 : 36,936.73 = 15,436.44 : x
  2. Step 2: Convert to fraction form
    26,766.46/36,936.73 = 15,436.44/x
  3. Step 3: Cross multiply
    26,766.46x = 36,936.73 × 15,436.44
  4. Step 4: Simplify right side
    26,766.46x = 570,171,431.76
  5. Step 5: Solve for x
    x = 570,171,431.76/26,766.46
  6. Step 6: Final answer
    x = 21,301.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.