Home / 13,722.07-20,583.12-3,333.82

Finding the Fourth Proportional to 13,722.07, 20,583.12 and 3,333.82

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Solution

The fourth proportional to 13,722.07, 20,583.12 and 3,333.82 is: 5,000.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,722.07 : 20,583.12 = 3,333.82 : x
  2. Step 2: Convert to fraction form
    13,722.07/20,583.12 = 3,333.82/x
  3. Step 3: Cross multiply
    13,722.07x = 20,583.12 × 3,333.82
  4. Step 4: Simplify right side
    13,722.07x = 68,620,417.12
  5. Step 5: Solve for x
    x = 68,620,417.12/13,722.07
  6. Step 6: Final answer
    x = 5,000.73

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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.