Home / 16,790.98-23,170.64-9,236.09

Finding the Fourth Proportional to 16,790.98, 23,170.64 and 9,236.09

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Solution

The fourth proportional to 16,790.98, 23,170.64 and 9,236.09 is: 12,745.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,790.98 : 23,170.64 = 9,236.09 : x
  2. Step 2: Convert to fraction form
    16,790.98/23,170.64 = 9,236.09/x
  3. Step 3: Cross multiply
    16,790.98x = 23,170.64 × 9,236.09
  4. Step 4: Simplify right side
    16,790.98x = 214,006,180.10
  5. Step 5: Solve for x
    x = 214,006,180.10/16,790.98
  6. Step 6: Final answer
    x = 12,745.31

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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.