Home / 22,567.15-31,127.25-15,481.27

Finding the Fourth Proportional to 22,567.15, 31,127.25 and 15,481.27

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Solution

The fourth proportional to 22,567.15, 31,127.25 and 15,481.27 is: 21,353.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,567.15 : 31,127.25 = 15,481.27 : x
  2. Step 2: Convert to fraction form
    22,567.15/31,127.25 = 15,481.27/x
  3. Step 3: Cross multiply
    22,567.15x = 31,127.25 × 15,481.27
  4. Step 4: Simplify right side
    22,567.15x = 481,889,361.61
  5. Step 5: Solve for x
    x = 481,889,361.61/22,567.15
  6. Step 6: Final answer
    x = 21,353.58

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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.