Home / 13,916.61-20,874.11-4,562.73

Finding the Fourth Proportional to 13,916.61, 20,874.11 and 4,562.73

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Solution

The fourth proportional to 13,916.61, 20,874.11 and 4,562.73 is: 6,843.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,916.61 : 20,874.11 = 4,562.73 : x
  2. Step 2: Convert to fraction form
    13,916.61/20,874.11 = 4,562.73/x
  3. Step 3: Cross multiply
    13,916.61x = 20,874.11 × 4,562.73
  4. Step 4: Simplify right side
    13,916.61x = 95,242,905.11
  5. Step 5: Solve for x
    x = 95,242,905.11/13,916.61
  6. Step 6: Final answer
    x = 6,843.83

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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.