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Finding the Fourth Proportional to 11,650.44, 17,447.22 and 7,477.32

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Solution

The fourth proportional to 11,650.44, 17,447.22 and 7,477.32 is: 11,197.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,650.44 : 17,447.22 = 7,477.32 : x
  2. Step 2: Convert to fraction form
    11,650.44/17,447.22 = 7,477.32/x
  3. Step 3: Cross multiply
    11,650.44x = 17,447.22 × 7,477.32
  4. Step 4: Simplify right side
    11,650.44x = 130,458,447.05
  5. Step 5: Solve for x
    x = 130,458,447.05/11,650.44
  6. Step 6: Final answer
    x = 11,197.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.