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Finding the Fourth Proportional to 29,880.03, 44,809.56 and 8,814.47

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Solution

The fourth proportional to 29,880.03, 44,809.56 and 8,814.47 is: 13,218.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,880.03 : 44,809.56 = 8,814.47 : x
  2. Step 2: Convert to fraction form
    29,880.03/44,809.56 = 8,814.47/x
  3. Step 3: Cross multiply
    29,880.03x = 44,809.56 × 8,814.47
  4. Step 4: Simplify right side
    29,880.03x = 394,972,522.33
  5. Step 5: Solve for x
    x = 394,972,522.33/29,880.03
  6. Step 6: Final answer
    x = 13,218.61

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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.