Home / 16,845.37-25,246.03-12,180.98

Finding the Fourth Proportional to 16,845.37, 25,246.03 and 12,180.98

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Solution

The fourth proportional to 16,845.37, 25,246.03 and 12,180.98 is: 18,255.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,845.37 : 25,246.03 = 12,180.98 : x
  2. Step 2: Convert to fraction form
    16,845.37/25,246.03 = 12,180.98/x
  3. Step 3: Cross multiply
    16,845.37x = 25,246.03 × 12,180.98
  4. Step 4: Simplify right side
    16,845.37x = 307,521,442.01
  5. Step 5: Solve for x
    x = 307,521,442.01/16,845.37
  6. Step 6: Final answer
    x = 18,255.55

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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.