Home / 14,103.73-21,156-4,241.98

Finding the Fourth Proportional to 14,103.73, 21,156 and 4,241.98

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Solution

The fourth proportional to 14,103.73, 21,156 and 4,241.98 is: 6,363.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,103.73 : 21,156 = 4,241.98 : x
  2. Step 2: Convert to fraction form
    14,103.73/21,156 = 4,241.98/x
  3. Step 3: Cross multiply
    14,103.73x = 21,156 × 4,241.98
  4. Step 4: Simplify right side
    14,103.73x = 89,743,328.88
  5. Step 5: Solve for x
    x = 89,743,328.88/14,103.73
  6. Step 6: Final answer
    x = 6,363.09

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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.