Home / 13,583.34-20,371.10-3,722.94

Finding the Fourth Proportional to 13,583.34, 20,371.10 and 3,722.94

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Solution

The fourth proportional to 13,583.34, 20,371.10 and 3,722.94 is: 5,583.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,583.34 : 20,371.10 = 3,722.94 : x
  2. Step 2: Convert to fraction form
    13,583.34/20,371.10 = 3,722.94/x
  3. Step 3: Cross multiply
    13,583.34x = 20,371.10 × 3,722.94
  4. Step 4: Simplify right side
    13,583.34x = 75,840,364.42
  5. Step 5: Solve for x
    x = 75,840,364.42/13,583.34
  6. Step 6: Final answer
    x = 5,583.34

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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.