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Finding the Fourth Proportional to 25,194.93, 37,797.86 and 7,664.30

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Solution

The fourth proportional to 25,194.93, 37,797.86 and 7,664.30 is: 11,498.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,194.93 : 37,797.86 = 7,664.30 : x
  2. Step 2: Convert to fraction form
    25,194.93/37,797.86 = 7,664.30/x
  3. Step 3: Cross multiply
    25,194.93x = 37,797.86 × 7,664.30
  4. Step 4: Simplify right side
    25,194.93x = 289,694,194.57
  5. Step 5: Solve for x
    x = 289,694,194.57/25,194.93
  6. Step 6: Final answer
    x = 11,498.11

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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.