Home / 16,740.12-25,114.38-11,819.37

Finding the Fourth Proportional to 16,740.12, 25,114.38 and 11,819.37

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Solution

The fourth proportional to 16,740.12, 25,114.38 and 11,819.37 is: 17,732.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,740.12 : 25,114.38 = 11,819.37 : x
  2. Step 2: Convert to fraction form
    16,740.12/25,114.38 = 11,819.37/x
  3. Step 3: Cross multiply
    16,740.12x = 25,114.38 × 11,819.37
  4. Step 4: Simplify right side
    16,740.12x = 296,836,149.54
  5. Step 5: Solve for x
    x = 296,836,149.54/16,740.12
  6. Step 6: Final answer
    x = 17,732.02

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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.