Home / 29,144.31-43,731.05-11,626.44

Finding the Fourth Proportional to 29,144.31, 43,731.05 and 11,626.44

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Solution

The fourth proportional to 29,144.31, 43,731.05 and 11,626.44 is: 17,445.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,144.31 : 43,731.05 = 11,626.44 : x
  2. Step 2: Convert to fraction form
    29,144.31/43,731.05 = 11,626.44/x
  3. Step 3: Cross multiply
    29,144.31x = 43,731.05 × 11,626.44
  4. Step 4: Simplify right side
    29,144.31x = 508,436,370.83
  5. Step 5: Solve for x
    x = 508,436,370.83/29,144.31
  6. Step 6: Final answer
    x = 17,445.48

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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.