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Finding the Fourth Proportional to 14,912.38, 22,363.03 and 4,379.50

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Solution

The fourth proportional to 14,912.38, 22,363.03 and 4,379.50 is: 6,567.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,912.38 : 22,363.03 = 4,379.50 : x
  2. Step 2: Convert to fraction form
    14,912.38/22,363.03 = 4,379.50/x
  3. Step 3: Cross multiply
    14,912.38x = 22,363.03 × 4,379.50
  4. Step 4: Simplify right side
    14,912.38x = 97,938,889.89
  5. Step 5: Solve for x
    x = 97,938,889.89/14,912.38
  6. Step 6: Final answer
    x = 6,567.62

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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.