Home / 23,268-32,115.60-14,321.28

Finding the Fourth Proportional to 23,268, 32,115.60 and 14,321.28

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Solution

The fourth proportional to 23,268, 32,115.60 and 14,321.28 is: 19,766.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,268 : 32,115.60 = 14,321.28 : x
  2. Step 2: Convert to fraction form
    23,268/32,115.60 = 14,321.28/x
  3. Step 3: Cross multiply
    23,268x = 32,115.60 × 14,321.28
  4. Step 4: Simplify right side
    23,268x = 459,936,499.97
  5. Step 5: Solve for x
    x = 459,936,499.97/23,268
  6. Step 6: Final answer
    x = 19,766.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.