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Finding the Fourth Proportional to 14,363.37, 21,544.49 and 7,343.30

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Solution

The fourth proportional to 14,363.37, 21,544.49 and 7,343.30 is: 11,014.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,363.37 : 21,544.49 = 7,343.30 : x
  2. Step 2: Convert to fraction form
    14,363.37/21,544.49 = 7,343.30/x
  3. Step 3: Cross multiply
    14,363.37x = 21,544.49 × 7,343.30
  4. Step 4: Simplify right side
    14,363.37x = 158,207,653.42
  5. Step 5: Solve for x
    x = 158,207,653.42/14,363.37
  6. Step 6: Final answer
    x = 11,014.66

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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.