Home / 14,474.36-21,662.21-12,137

Finding the Fourth Proportional to 14,474.36, 21,662.21 and 12,137

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Solution

The fourth proportional to 14,474.36, 21,662.21 and 12,137 is: 18,164.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,474.36 : 21,662.21 = 12,137 : x
  2. Step 2: Convert to fraction form
    14,474.36/21,662.21 = 12,137/x
  3. Step 3: Cross multiply
    14,474.36x = 21,662.21 × 12,137
  4. Step 4: Simplify right side
    14,474.36x = 262,914,242.77
  5. Step 5: Solve for x
    x = 262,914,242.77/14,474.36
  6. Step 6: Final answer
    x = 18,164.14

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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.