Home / 13,395.00-20,087.87-5,495.28

Finding the Fourth Proportional to 13,395.00, 20,087.87 and 5,495.28

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Solution

The fourth proportional to 13,395.00, 20,087.87 and 5,495.28 is: 8,241.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,395.00 : 20,087.87 = 5,495.28 : x
  2. Step 2: Convert to fraction form
    13,395.00/20,087.87 = 5,495.28/x
  3. Step 3: Cross multiply
    13,395.00x = 20,087.87 × 5,495.28
  4. Step 4: Simplify right side
    13,395.00x = 110,388,498.56
  5. Step 5: Solve for x
    x = 110,388,498.56/13,395.00
  6. Step 6: Final answer
    x = 8,241.03

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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.