Home / 29,016.90-43,531.43-11,486.88

Finding the Fourth Proportional to 29,016.90, 43,531.43 and 11,486.88

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Solution

The fourth proportional to 29,016.90, 43,531.43 and 11,486.88 is: 17,232.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,016.90 : 43,531.43 = 11,486.88 : x
  2. Step 2: Convert to fraction form
    29,016.90/43,531.43 = 11,486.88/x
  3. Step 3: Cross multiply
    29,016.90x = 43,531.43 × 11,486.88
  4. Step 4: Simplify right side
    29,016.90x = 500,040,255.20
  5. Step 5: Solve for x
    x = 500,040,255.20/29,016.90
  6. Step 6: Final answer
    x = 17,232.72

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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.