Home / 16,874.76-25,273.86-13,531.38

Finding the Fourth Proportional to 16,874.76, 25,273.86 and 13,531.38

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Solution

The fourth proportional to 16,874.76, 25,273.86 and 13,531.38 is: 20,266.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,874.76 : 25,273.86 = 13,531.38 : x
  2. Step 2: Convert to fraction form
    16,874.76/25,273.86 = 13,531.38/x
  3. Step 3: Cross multiply
    16,874.76x = 25,273.86 × 13,531.38
  4. Step 4: Simplify right side
    16,874.76x = 341,990,203.73
  5. Step 5: Solve for x
    x = 341,990,203.73/16,874.76
  6. Step 6: Final answer
    x = 20,266.37

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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.