Home / 41,418.32-62,129.40-11,840.36

Finding the Fourth Proportional to 41,418.32, 62,129.40 and 11,840.36

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Solution

The fourth proportional to 41,418.32, 62,129.40 and 11,840.36 is: 17,761.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,418.32 : 62,129.40 = 11,840.36 : x
  2. Step 2: Convert to fraction form
    41,418.32/62,129.40 = 11,840.36/x
  3. Step 3: Cross multiply
    41,418.32x = 62,129.40 × 11,840.36
  4. Step 4: Simplify right side
    41,418.32x = 735,634,462.58
  5. Step 5: Solve for x
    x = 735,634,462.58/41,418.32
  6. Step 6: Final answer
    x = 17,761.09

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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.