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Finding the Fourth Proportional to 33,702.62, 50,559.87 and 11,510.79

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Solution

The fourth proportional to 33,702.62, 50,559.87 and 11,510.79 is: 17,268.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,702.62 : 50,559.87 = 11,510.79 : x
  2. Step 2: Convert to fraction form
    33,702.62/50,559.87 = 11,510.79/x
  3. Step 3: Cross multiply
    33,702.62x = 50,559.87 × 11,510.79
  4. Step 4: Simplify right side
    33,702.62x = 581,984,046.00
  5. Step 5: Solve for x
    x = 581,984,046.00/33,702.62
  6. Step 6: Final answer
    x = 17,268.21

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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.