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Finding the Fourth Proportional to 17,673.69, 26,545.61 and 10,571.61

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Solution

The fourth proportional to 17,673.69, 26,545.61 and 10,571.61 is: 15,878.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,673.69 : 26,545.61 = 10,571.61 : x
  2. Step 2: Convert to fraction form
    17,673.69/26,545.61 = 10,571.61/x
  3. Step 3: Cross multiply
    17,673.69x = 26,545.61 × 10,571.61
  4. Step 4: Simplify right side
    17,673.69x = 280,629,783.27
  5. Step 5: Solve for x
    x = 280,629,783.27/17,673.69
  6. Step 6: Final answer
    x = 15,878.39

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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.