Home / 15,023.73-22,539.28-5,163.15

Finding the Fourth Proportional to 15,023.73, 22,539.28 and 5,163.15

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Solution

The fourth proportional to 15,023.73, 22,539.28 and 5,163.15 is: 7,745.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,023.73 : 22,539.28 = 5,163.15 : x
  2. Step 2: Convert to fraction form
    15,023.73/22,539.28 = 5,163.15/x
  3. Step 3: Cross multiply
    15,023.73x = 22,539.28 × 5,163.15
  4. Step 4: Simplify right side
    15,023.73x = 116,373,683.53
  5. Step 5: Solve for x
    x = 116,373,683.53/15,023.73
  6. Step 6: Final answer
    x = 7,745.99

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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.