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Finding the Fourth Proportional to 14,102.44, 21,163.38 and 4,868.44

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Solution

The fourth proportional to 14,102.44, 21,163.38 and 4,868.44 is: 7,306.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,102.44 : 21,163.38 = 4,868.44 : x
  2. Step 2: Convert to fraction form
    14,102.44/21,163.38 = 4,868.44/x
  3. Step 3: Cross multiply
    14,102.44x = 21,163.38 × 4,868.44
  4. Step 4: Simplify right side
    14,102.44x = 103,032,574.56
  5. Step 5: Solve for x
    x = 103,032,574.56/14,102.44
  6. Step 6: Final answer
    x = 7,306.01

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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.