Home / 14,252.22-21,375.26-5,485.50

Finding the Fourth Proportional to 14,252.22, 21,375.26 and 5,485.50

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Solution

The fourth proportional to 14,252.22, 21,375.26 and 5,485.50 is: 8,227.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,252.22 : 21,375.26 = 5,485.50 : x
  2. Step 2: Convert to fraction form
    14,252.22/21,375.26 = 5,485.50/x
  3. Step 3: Cross multiply
    14,252.22x = 21,375.26 × 5,485.50
  4. Step 4: Simplify right side
    14,252.22x = 117,253,988.73
  5. Step 5: Solve for x
    x = 117,253,988.73/14,252.22
  6. Step 6: Final answer
    x = 8,227.07

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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.