Home / 29,110.31-43,665.45-9,388.86

Finding the Fourth Proportional to 29,110.31, 43,665.45 and 9,388.86

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Solution

The fourth proportional to 29,110.31, 43,665.45 and 9,388.86 is: 14,083.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,110.31 : 43,665.45 = 9,388.86 : x
  2. Step 2: Convert to fraction form
    29,110.31/43,665.45 = 9,388.86/x
  3. Step 3: Cross multiply
    29,110.31x = 43,665.45 × 9,388.86
  4. Step 4: Simplify right side
    29,110.31x = 409,968,796.89
  5. Step 5: Solve for x
    x = 409,968,796.89/29,110.31
  6. Step 6: Final answer
    x = 14,083.29

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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.