Home / 16,975.88-25,464.50-8,086.64

Finding the Fourth Proportional to 16,975.88, 25,464.50 and 8,086.64

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Solution

The fourth proportional to 16,975.88, 25,464.50 and 8,086.64 is: 12,130.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,975.88 : 25,464.50 = 8,086.64 : x
  2. Step 2: Convert to fraction form
    16,975.88/25,464.50 = 8,086.64/x
  3. Step 3: Cross multiply
    16,975.88x = 25,464.50 × 8,086.64
  4. Step 4: Simplify right side
    16,975.88x = 205,922,076.52
  5. Step 5: Solve for x
    x = 205,922,076.52/16,975.88
  6. Step 6: Final answer
    x = 12,130.28

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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.