Home / 12,076.26-18,114.60-3,756.20

Finding the Fourth Proportional to 12,076.26, 18,114.60 and 3,756.20

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Solution

The fourth proportional to 12,076.26, 18,114.60 and 3,756.20 is: 5,634.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,076.26 : 18,114.60 = 3,756.20 : x
  2. Step 2: Convert to fraction form
    12,076.26/18,114.60 = 3,756.20/x
  3. Step 3: Cross multiply
    12,076.26x = 18,114.60 × 3,756.20
  4. Step 4: Simplify right side
    12,076.26x = 68,042,060.52
  5. Step 5: Solve for x
    x = 68,042,060.52/12,076.26
  6. Step 6: Final answer
    x = 5,634.37

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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.