Home / 29,131.54-43,689.34-8,066.55

Finding the Fourth Proportional to 29,131.54, 43,689.34 and 8,066.55

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Solution

The fourth proportional to 29,131.54, 43,689.34 and 8,066.55 is: 12,097.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,131.54 : 43,689.34 = 8,066.55 : x
  2. Step 2: Convert to fraction form
    29,131.54/43,689.34 = 8,066.55/x
  3. Step 3: Cross multiply
    29,131.54x = 43,689.34 × 8,066.55
  4. Step 4: Simplify right side
    29,131.54x = 352,422,245.58
  5. Step 5: Solve for x
    x = 352,422,245.58/29,131.54
  6. Step 6: Final answer
    x = 12,097.62

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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.