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Finding the Fourth Proportional to 33,312, 49,968 and 16,896

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Solution

The fourth proportional to 33,312, 49,968 and 16,896 is: 25,344

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,312 : 49,968 = 16,896 : x
  2. Step 2: Convert to fraction form
    33,312/49,968 = 16,896/x
  3. Step 3: Cross multiply
    33,312x = 49,968 × 16,896
  4. Step 4: Simplify right side
    33,312x = 844,259,328
  5. Step 5: Solve for x
    x = 844,259,328/33,312
  6. Step 6: Final answer
    x = 25,344

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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.