Home / 41,418.21-62,129.36-11,840.37

Finding the Fourth Proportional to 41,418.21, 62,129.36 and 11,840.37

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Solution

The fourth proportional to 41,418.21, 62,129.36 and 11,840.37 is: 17,761.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,418.21 : 62,129.36 = 11,840.37 : x
  2. Step 2: Convert to fraction form
    41,418.21/62,129.36 = 11,840.37/x
  3. Step 3: Cross multiply
    41,418.21x = 62,129.36 × 11,840.37
  4. Step 4: Simplify right side
    41,418.21x = 735,634,551.06
  5. Step 5: Solve for x
    x = 735,634,551.06/41,418.21
  6. Step 6: Final answer
    x = 17,761.14

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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.