Home / 15,559.29-23,324.36-5,163.75

Finding the Fourth Proportional to 15,559.29, 23,324.36 and 5,163.75

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Solution

The fourth proportional to 15,559.29, 23,324.36 and 5,163.75 is: 7,740.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,559.29 : 23,324.36 = 5,163.75 : x
  2. Step 2: Convert to fraction form
    15,559.29/23,324.36 = 5,163.75/x
  3. Step 3: Cross multiply
    15,559.29x = 23,324.36 × 5,163.75
  4. Step 4: Simplify right side
    15,559.29x = 120,441,138.13
  5. Step 5: Solve for x
    x = 120,441,138.13/15,559.29
  6. Step 6: Final answer
    x = 7,740.79

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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.