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Finding the Fourth Proportional to 29,889.74, 44,824.09 and 8,824.13

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Solution

The fourth proportional to 29,889.74, 44,824.09 and 8,824.13 is: 13,233.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,889.74 : 44,824.09 = 8,824.13 : x
  2. Step 2: Convert to fraction form
    29,889.74/44,824.09 = 8,824.13/x
  3. Step 3: Cross multiply
    29,889.74x = 44,824.09 × 8,824.13
  4. Step 4: Simplify right side
    29,889.74x = 395,533,597.29
  5. Step 5: Solve for x
    x = 395,533,597.29/29,889.74
  6. Step 6: Final answer
    x = 13,233.09

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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.