Home / 16,872.02-25,308.26-8,104.92

Finding the Fourth Proportional to 16,872.02, 25,308.26 and 8,104.92

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Solution

The fourth proportional to 16,872.02, 25,308.26 and 8,104.92 is: 12,157.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,872.02 : 25,308.26 = 8,104.92 : x
  2. Step 2: Convert to fraction form
    16,872.02/25,308.26 = 8,104.92/x
  3. Step 3: Cross multiply
    16,872.02x = 25,308.26 × 8,104.92
  4. Step 4: Simplify right side
    16,872.02x = 205,121,422.64
  5. Step 5: Solve for x
    x = 205,121,422.64/16,872.02
  6. Step 6: Final answer
    x = 12,157.49

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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.