Home / 14,975.44-20,666.20-8,261.24

Finding the Fourth Proportional to 14,975.44, 20,666.20 and 8,261.24

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Solution

The fourth proportional to 14,975.44, 20,666.20 and 8,261.24 is: 11,400.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,975.44 : 20,666.20 = 8,261.24 : x
  2. Step 2: Convert to fraction form
    14,975.44/20,666.20 = 8,261.24/x
  3. Step 3: Cross multiply
    14,975.44x = 20,666.20 × 8,261.24
  4. Step 4: Simplify right side
    14,975.44x = 170,728,438.09
  5. Step 5: Solve for x
    x = 170,728,438.09/14,975.44
  6. Step 6: Final answer
    x = 11,400.56

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.