Home / 16,817.82-23,213.43-11,245.02

Finding the Fourth Proportional to 16,817.82, 23,213.43 and 11,245.02

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Solution

The fourth proportional to 16,817.82, 23,213.43 and 11,245.02 is: 15,521.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,817.82 : 23,213.43 = 11,245.02 : x
  2. Step 2: Convert to fraction form
    16,817.82/23,213.43 = 11,245.02/x
  3. Step 3: Cross multiply
    16,817.82x = 23,213.43 × 11,245.02
  4. Step 4: Simplify right side
    16,817.82x = 261,035,484.62
  5. Step 5: Solve for x
    x = 261,035,484.62/16,817.82
  6. Step 6: Final answer
    x = 15,521.36

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1.5x scale

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.