Home / 13,798.20-20,694.06-5,028.36

Finding the Fourth Proportional to 13,798.20, 20,694.06 and 5,028.36

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Solution

The fourth proportional to 13,798.20, 20,694.06 and 5,028.36 is: 7,541.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,798.20 : 20,694.06 = 5,028.36 : x
  2. Step 2: Convert to fraction form
    13,798.20/20,694.06 = 5,028.36/x
  3. Step 3: Cross multiply
    13,798.20x = 20,694.06 × 5,028.36
  4. Step 4: Simplify right side
    13,798.20x = 104,057,183.54
  5. Step 5: Solve for x
    x = 104,057,183.54/13,798.20
  6. Step 6: Final answer
    x = 7,541.36

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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.