Home / 13,722.34-20,583.51-3,334.02

Finding the Fourth Proportional to 13,722.34, 20,583.51 and 3,334.02

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Solution

The fourth proportional to 13,722.34, 20,583.51 and 3,334.02 is: 5,001.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,722.34 : 20,583.51 = 3,334.02 : x
  2. Step 2: Convert to fraction form
    13,722.34/20,583.51 = 3,334.02/x
  3. Step 3: Cross multiply
    13,722.34x = 20,583.51 × 3,334.02
  4. Step 4: Simplify right side
    13,722.34x = 68,625,834.01
  5. Step 5: Solve for x
    x = 68,625,834.01/13,722.34
  6. Step 6: Final answer
    x = 5,001.03

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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.