Home / 16,739.40-23,100.60-9,185.61

Finding the Fourth Proportional to 16,739.40, 23,100.60 and 9,185.61

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Solution

The fourth proportional to 16,739.40, 23,100.60 and 9,185.61 is: 12,676.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,739.40 : 23,100.60 = 9,185.61 : x
  2. Step 2: Convert to fraction form
    16,739.40/23,100.60 = 9,185.61/x
  3. Step 3: Cross multiply
    16,739.40x = 23,100.60 × 9,185.61
  4. Step 4: Simplify right side
    16,739.40x = 212,193,102.37
  5. Step 5: Solve for x
    x = 212,193,102.37/16,739.40
  6. Step 6: Final answer
    x = 12,676.27

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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.