Home / 11,540.48-15,933.12-7,567.36

Finding the Fourth Proportional to 11,540.48, 15,933.12 and 7,567.36

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Solution

The fourth proportional to 11,540.48, 15,933.12 and 7,567.36 is: 10,447.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,540.48 : 15,933.12 = 7,567.36 : x
  2. Step 2: Convert to fraction form
    11,540.48/15,933.12 = 7,567.36/x
  3. Step 3: Cross multiply
    11,540.48x = 15,933.12 × 7,567.36
  4. Step 4: Simplify right side
    11,540.48x = 120,571,654.96
  5. Step 5: Solve for x
    x = 120,571,654.96/11,540.48
  6. Step 6: Final answer
    x = 10,447.72

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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.