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Finding the Fourth Proportional to 22,688.84, 34,033.29 and 8,837.84

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Solution

The fourth proportional to 22,688.84, 34,033.29 and 8,837.84 is: 13,256.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,688.84 : 34,033.29 = 8,837.84 : x
  2. Step 2: Convert to fraction form
    22,688.84/34,033.29 = 8,837.84/x
  3. Step 3: Cross multiply
    22,688.84x = 34,033.29 × 8,837.84
  4. Step 4: Simplify right side
    22,688.84x = 300,780,856.78
  5. Step 5: Solve for x
    x = 300,780,856.78/22,688.84
  6. Step 6: Final answer
    x = 13,256.77

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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.