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Finding the Fourth Proportional to 16,997.60, 25,496.40 and 16,709.60

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Solution

The fourth proportional to 16,997.60, 25,496.40 and 16,709.60 is: 25,064.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,997.60 : 25,496.40 = 16,709.60 : x
  2. Step 2: Convert to fraction form
    16,997.60/25,496.40 = 16,709.60/x
  3. Step 3: Cross multiply
    16,997.60x = 25,496.40 × 16,709.60
  4. Step 4: Simplify right side
    16,997.60x = 426,034,645.44
  5. Step 5: Solve for x
    x = 426,034,645.44/16,997.60
  6. Step 6: Final answer
    x = 25,064.40

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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.