Home / 23,245.45-32,078.64-12,635.26

Finding the Fourth Proportional to 23,245.45, 32,078.64 and 12,635.26

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Solution

The fourth proportional to 23,245.45, 32,078.64 and 12,635.26 is: 17,436.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,245.45 : 32,078.64 = 12,635.26 : x
  2. Step 2: Convert to fraction form
    23,245.45/32,078.64 = 12,635.26/x
  3. Step 3: Cross multiply
    23,245.45x = 32,078.64 × 12,635.26
  4. Step 4: Simplify right side
    23,245.45x = 405,321,956.85
  5. Step 5: Solve for x
    x = 405,321,956.85/23,245.45
  6. Step 6: Final answer
    x = 17,436.61

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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.