Home / 17,325.24-25,989.23-5,479.93

Finding the Fourth Proportional to 17,325.24, 25,989.23 and 5,479.93

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Solution

The fourth proportional to 17,325.24, 25,989.23 and 5,479.93 is: 8,220.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,325.24 : 25,989.23 = 5,479.93 : x
  2. Step 2: Convert to fraction form
    17,325.24/25,989.23 = 5,479.93/x
  3. Step 3: Cross multiply
    17,325.24x = 25,989.23 × 5,479.93
  4. Step 4: Simplify right side
    17,325.24x = 142,419,161.15
  5. Step 5: Solve for x
    x = 142,419,161.15/17,325.24
  6. Step 6: Final answer
    x = 8,220.33

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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.