Home / 33,078.27-49,619.03-9,702.75

Finding the Fourth Proportional to 33,078.27, 49,619.03 and 9,702.75

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Solution

The fourth proportional to 33,078.27, 49,619.03 and 9,702.75 is: 14,554.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,078.27 : 49,619.03 = 9,702.75 : x
  2. Step 2: Convert to fraction form
    33,078.27/49,619.03 = 9,702.75/x
  3. Step 3: Cross multiply
    33,078.27x = 49,619.03 × 9,702.75
  4. Step 4: Simplify right side
    33,078.27x = 481,440,994.82
  5. Step 5: Solve for x
    x = 481,440,994.82/33,078.27
  6. Step 6: Final answer
    x = 14,554.60

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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.