Home / 16,857.81-25,289.97-6,468.75

Finding the Fourth Proportional to 16,857.81, 25,289.97 and 6,468.75

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Solution

The fourth proportional to 16,857.81, 25,289.97 and 6,468.75 is: 9,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,857.81 : 25,289.97 = 6,468.75 : x
  2. Step 2: Convert to fraction form
    16,857.81/25,289.97 = 6,468.75/x
  3. Step 3: Cross multiply
    16,857.81x = 25,289.97 × 6,468.75
  4. Step 4: Simplify right side
    16,857.81x = 163,594,493.44
  5. Step 5: Solve for x
    x = 163,594,493.44/16,857.81
  6. Step 6: Final answer
    x = 9,704.37

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1.5x scale

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.