Home / 29,239.25-43,863.19-8,460.05

Finding the Fourth Proportional to 29,239.25, 43,863.19 and 8,460.05

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Solution

The fourth proportional to 29,239.25, 43,863.19 and 8,460.05 is: 12,691.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,239.25 : 43,863.19 = 8,460.05 : x
  2. Step 2: Convert to fraction form
    29,239.25/43,863.19 = 8,460.05/x
  3. Step 3: Cross multiply
    29,239.25x = 43,863.19 × 8,460.05
  4. Step 4: Simplify right side
    29,239.25x = 371,084,540.09
  5. Step 5: Solve for x
    x = 371,084,540.09/29,239.25
  6. Step 6: Final answer
    x = 12,691.32

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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.