Home / 28,867.84-43,296.72-8,092.96

Finding the Fourth Proportional to 28,867.84, 43,296.72 and 8,092.96

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Solution

The fourth proportional to 28,867.84, 43,296.72 and 8,092.96 is: 12,138.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867.84 : 43,296.72 = 8,092.96 : x
  2. Step 2: Convert to fraction form
    28,867.84/43,296.72 = 8,092.96/x
  3. Step 3: Cross multiply
    28,867.84x = 43,296.72 × 8,092.96
  4. Step 4: Simplify right side
    28,867.84x = 350,398,623.09
  5. Step 5: Solve for x
    x = 350,398,623.09/28,867.84
  6. Step 6: Final answer
    x = 12,138.03

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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.