Home / 13,795.10-20,695.38-5,028.87

Finding the Fourth Proportional to 13,795.10, 20,695.38 and 5,028.87

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Solution

The fourth proportional to 13,795.10, 20,695.38 and 5,028.87 is: 7,544.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,795.10 : 20,695.38 = 5,028.87 : x
  2. Step 2: Convert to fraction form
    13,795.10/20,695.38 = 5,028.87/x
  3. Step 3: Cross multiply
    13,795.10x = 20,695.38 × 5,028.87
  4. Step 4: Simplify right side
    13,795.10x = 104,074,375.62
  5. Step 5: Solve for x
    x = 104,074,375.62/13,795.10
  6. Step 6: Final answer
    x = 7,544.30

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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.