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Finding the Fourth Proportional to 33,480, 50,237.28 and 17,064

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Solution

The fourth proportional to 33,480, 50,237.28 and 17,064 is: 25,604.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,480 : 50,237.28 = 17,064 : x
  2. Step 2: Convert to fraction form
    33,480/50,237.28 = 17,064/x
  3. Step 3: Cross multiply
    33,480x = 50,237.28 × 17,064
  4. Step 4: Simplify right side
    33,480x = 857,248,945.92
  5. Step 5: Solve for x
    x = 857,248,945.92/33,480
  6. Step 6: Final answer
    x = 25,604.81

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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.