Home / 26,388.75-39,583.41-12,344.58

Finding the Fourth Proportional to 26,388.75, 39,583.41 and 12,344.58

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Solution

The fourth proportional to 26,388.75, 39,583.41 and 12,344.58 is: 18,517.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388.75 : 39,583.41 = 12,344.58 : x
  2. Step 2: Convert to fraction form
    26,388.75/39,583.41 = 12,344.58/x
  3. Step 3: Cross multiply
    26,388.75x = 39,583.41 × 12,344.58
  4. Step 4: Simplify right side
    26,388.75x = 488,640,571.42
  5. Step 5: Solve for x
    x = 488,640,571.42/26,388.75
  6. Step 6: Final answer
    x = 18,517.00

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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.