Home / 14,266.14-21,394.89-3,876.54

Finding the Fourth Proportional to 14,266.14, 21,394.89 and 3,876.54

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Solution

The fourth proportional to 14,266.14, 21,394.89 and 3,876.54 is: 5,813.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,266.14 : 21,394.89 = 3,876.54 : x
  2. Step 2: Convert to fraction form
    14,266.14/21,394.89 = 3,876.54/x
  3. Step 3: Cross multiply
    14,266.14x = 21,394.89 × 3,876.54
  4. Step 4: Simplify right side
    14,266.14x = 82,938,146.88
  5. Step 5: Solve for x
    x = 82,938,146.88/14,266.14
  6. Step 6: Final answer
    x = 5,813.64

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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.