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Finding the Fourth Proportional to 14,916, 22,372.83 and 8,672.03

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Solution

The fourth proportional to 14,916, 22,372.83 and 8,672.03 is: 13,007.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,916 : 22,372.83 = 8,672.03 : x
  2. Step 2: Convert to fraction form
    14,916/22,372.83 = 8,672.03/x
  3. Step 3: Cross multiply
    14,916x = 22,372.83 × 8,672.03
  4. Step 4: Simplify right side
    14,916x = 194,017,852.94
  5. Step 5: Solve for x
    x = 194,017,852.94/14,916
  6. Step 6: Final answer
    x = 13,007.36

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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.