Home / 23,076.56-34,619.48-8,286.64

Finding the Fourth Proportional to 23,076.56, 34,619.48 and 8,286.64

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Solution

The fourth proportional to 23,076.56, 34,619.48 and 8,286.64 is: 12,431.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,076.56 : 34,619.48 = 8,286.64 : x
  2. Step 2: Convert to fraction form
    23,076.56/34,619.48 = 8,286.64/x
  3. Step 3: Cross multiply
    23,076.56x = 34,619.48 × 8,286.64
  4. Step 4: Simplify right side
    23,076.56x = 286,879,167.75
  5. Step 5: Solve for x
    x = 286,879,167.75/23,076.56
  6. Step 6: Final answer
    x = 12,431.63

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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.