Home / 26,765.20-40,172.46-13,627

Finding the Fourth Proportional to 26,765.20, 40,172.46 and 13,627

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Solution

The fourth proportional to 26,765.20, 40,172.46 and 13,627 is: 20,453.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,765.20 : 40,172.46 = 13,627 : x
  2. Step 2: Convert to fraction form
    26,765.20/40,172.46 = 13,627/x
  3. Step 3: Cross multiply
    26,765.20x = 40,172.46 × 13,627
  4. Step 4: Simplify right side
    26,765.20x = 547,430,112.42
  5. Step 5: Solve for x
    x = 547,430,112.42/26,765.20
  6. Step 6: Final answer
    x = 20,453.06

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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.