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Finding the Fourth Proportional to 17,065.95, 25,591.41 and 8,627.26

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Solution

The fourth proportional to 17,065.95, 25,591.41 and 8,627.26 is: 12,937.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,065.95 : 25,591.41 = 8,627.26 : x
  2. Step 2: Convert to fraction form
    17,065.95/25,591.41 = 8,627.26/x
  3. Step 3: Cross multiply
    17,065.95x = 25,591.41 × 8,627.26
  4. Step 4: Simplify right side
    17,065.95x = 220,783,747.84
  5. Step 5: Solve for x
    x = 220,783,747.84/17,065.95
  6. Step 6: Final answer
    x = 12,937.09

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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.