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Finding the Fourth Proportional to 35,584.68, 49,105.06 and 19,668.68

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Solution

The fourth proportional to 35,584.68, 49,105.06 and 19,668.68 is: 27,141.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,584.68 : 49,105.06 = 19,668.68 : x
  2. Step 2: Convert to fraction form
    35,584.68/49,105.06 = 19,668.68/x
  3. Step 3: Cross multiply
    35,584.68x = 49,105.06 × 19,668.68
  4. Step 4: Simplify right side
    35,584.68x = 965,831,711.52
  5. Step 5: Solve for x
    x = 965,831,711.52/35,584.68
  6. Step 6: Final answer
    x = 27,141.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.