Home / 26,757.41-40,161.02-13,619.61

Finding the Fourth Proportional to 26,757.41, 40,161.02 and 13,619.61

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Solution

The fourth proportional to 26,757.41, 40,161.02 and 13,619.61 is: 20,442.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,757.41 : 40,161.02 = 13,619.61 : x
  2. Step 2: Convert to fraction form
    26,757.41/40,161.02 = 13,619.61/x
  3. Step 3: Cross multiply
    26,757.41x = 40,161.02 × 13,619.61
  4. Step 4: Simplify right side
    26,757.41x = 546,977,361.50
  5. Step 5: Solve for x
    x = 546,977,361.50/26,757.41
  6. Step 6: Final answer
    x = 20,442.09

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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.