Home / 13,722.04-20,583.01-4,956.94

Finding the Fourth Proportional to 13,722.04, 20,583.01 and 4,956.94

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Solution

The fourth proportional to 13,722.04, 20,583.01 and 4,956.94 is: 7,435.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,722.04 : 20,583.01 = 4,956.94 : x
  2. Step 2: Convert to fraction form
    13,722.04/20,583.01 = 4,956.94/x
  3. Step 3: Cross multiply
    13,722.04x = 20,583.01 × 4,956.94
  4. Step 4: Simplify right side
    13,722.04x = 102,028,745.59
  5. Step 5: Solve for x
    x = 102,028,745.59/13,722.04
  6. Step 6: Final answer
    x = 7,435.39

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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.