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Finding the Fourth Proportional to 17,274.15, 25,911.63 and 6,181.65

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Solution

The fourth proportional to 17,274.15, 25,911.63 and 6,181.65 is: 9,272.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,274.15 : 25,911.63 = 6,181.65 : x
  2. Step 2: Convert to fraction form
    17,274.15/25,911.63 = 6,181.65/x
  3. Step 3: Cross multiply
    17,274.15x = 25,911.63 × 6,181.65
  4. Step 4: Simplify right side
    17,274.15x = 160,176,627.59
  5. Step 5: Solve for x
    x = 160,176,627.59/17,274.15
  6. Step 6: Final answer
    x = 9,272.62

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1.5x scale

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.