Home / 17,270.44-25,845.18-12,877

Finding the Fourth Proportional to 17,270.44, 25,845.18 and 12,877

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Solution

The fourth proportional to 17,270.44, 25,845.18 and 12,877 is: 19,270.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,270.44 : 25,845.18 = 12,877 : x
  2. Step 2: Convert to fraction form
    17,270.44/25,845.18 = 12,877/x
  3. Step 3: Cross multiply
    17,270.44x = 25,845.18 × 12,877
  4. Step 4: Simplify right side
    17,270.44x = 332,808,382.86
  5. Step 5: Solve for x
    x = 332,808,382.86/17,270.44
  6. Step 6: Final answer
    x = 19,270.41

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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.