Home / 16,696.30-23,040.36-9,142.44

Finding the Fourth Proportional to 16,696.30, 23,040.36 and 9,142.44

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Solution

The fourth proportional to 16,696.30, 23,040.36 and 9,142.44 is: 12,616.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,696.30 : 23,040.36 = 9,142.44 : x
  2. Step 2: Convert to fraction form
    16,696.30/23,040.36 = 9,142.44/x
  3. Step 3: Cross multiply
    16,696.30x = 23,040.36 × 9,142.44
  4. Step 4: Simplify right side
    16,696.30x = 210,645,108.88
  5. Step 5: Solve for x
    x = 210,645,108.88/16,696.30
  6. Step 6: Final answer
    x = 12,616.27

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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.