Home / 13,804.35-20,704.49-5,039.27

Finding the Fourth Proportional to 13,804.35, 20,704.49 and 5,039.27

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Solution

The fourth proportional to 13,804.35, 20,704.49 and 5,039.27 is: 7,558.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,804.35 : 20,704.49 = 5,039.27 : x
  2. Step 2: Convert to fraction form
    13,804.35/20,704.49 = 5,039.27/x
  3. Step 3: Cross multiply
    13,804.35x = 20,704.49 × 5,039.27
  4. Step 4: Simplify right side
    13,804.35x = 104,335,386.60
  5. Step 5: Solve for x
    x = 104,335,386.60/13,804.35
  6. Step 6: Final answer
    x = 7,558.15

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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.