Home / 12,418.38-18,635.76-5,846.44

Finding the Fourth Proportional to 12,418.38, 18,635.76 and 5,846.44

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Solution

The fourth proportional to 12,418.38, 18,635.76 and 5,846.44 is: 8,773.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,418.38 : 18,635.76 = 5,846.44 : x
  2. Step 2: Convert to fraction form
    12,418.38/18,635.76 = 5,846.44/x
  3. Step 3: Cross multiply
    12,418.38x = 18,635.76 × 5,846.44
  4. Step 4: Simplify right side
    12,418.38x = 108,952,852.69
  5. Step 5: Solve for x
    x = 108,952,852.69/12,418.38
  6. Step 6: Final answer
    x = 8,773.52

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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.