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Finding the Fourth Proportional to 22,929.77, 34,388.88 and 8,884.97

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Solution

The fourth proportional to 22,929.77, 34,388.88 and 8,884.97 is: 13,325.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,929.77 : 34,388.88 = 8,884.97 : x
  2. Step 2: Convert to fraction form
    22,929.77/34,388.88 = 8,884.97/x
  3. Step 3: Cross multiply
    22,929.77x = 34,388.88 × 8,884.97
  4. Step 4: Simplify right side
    22,929.77x = 305,544,219.79
  5. Step 5: Solve for x
    x = 305,544,219.79/22,929.77
  6. Step 6: Final answer
    x = 13,325.22

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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.