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Finding the Fourth Proportional to 22,584.64, 33,889.88 and 17,640.40

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Solution

The fourth proportional to 22,584.64, 33,889.88 and 17,640.40 is: 26,470.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,584.64 : 33,889.88 = 17,640.40 : x
  2. Step 2: Convert to fraction form
    22,584.64/33,889.88 = 17,640.40/x
  3. Step 3: Cross multiply
    22,584.64x = 33,889.88 × 17,640.40
  4. Step 4: Simplify right side
    22,584.64x = 597,831,039.15
  5. Step 5: Solve for x
    x = 597,831,039.15/22,584.64
  6. Step 6: Final answer
    x = 26,470.69

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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.