Home / 23,821.86-35,738.69-16,815.60

Finding the Fourth Proportional to 23,821.86, 35,738.69 and 16,815.60

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Solution

The fourth proportional to 23,821.86, 35,738.69 and 16,815.60 is: 25,227.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,821.86 : 35,738.69 = 16,815.60 : x
  2. Step 2: Convert to fraction form
    23,821.86/35,738.69 = 16,815.60/x
  3. Step 3: Cross multiply
    23,821.86x = 35,738.69 × 16,815.60
  4. Step 4: Simplify right side
    23,821.86x = 600,967,431.49
  5. Step 5: Solve for x
    x = 600,967,431.49/23,821.86
  6. Step 6: Final answer
    x = 25,227.56

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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.