Home / 11,728.36-17,577.24-8,944.84

Finding the Fourth Proportional to 11,728.36, 17,577.24 and 8,944.84

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Solution

The fourth proportional to 11,728.36, 17,577.24 and 8,944.84 is: 13,405.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,728.36 : 17,577.24 = 8,944.84 : x
  2. Step 2: Convert to fraction form
    11,728.36/17,577.24 = 8,944.84/x
  3. Step 3: Cross multiply
    11,728.36x = 17,577.24 × 8,944.84
  4. Step 4: Simplify right side
    11,728.36x = 157,225,599.44
  5. Step 5: Solve for x
    x = 157,225,599.44/11,728.36
  6. Step 6: Final answer
    x = 13,405.59

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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.