Home / 12,844.44-19,271.70-4,080.60

Finding the Fourth Proportional to 12,844.44, 19,271.70 and 4,080.60

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Solution

The fourth proportional to 12,844.44, 19,271.70 and 4,080.60 is: 6,122.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,844.44 : 19,271.70 = 4,080.60 : x
  2. Step 2: Convert to fraction form
    12,844.44/19,271.70 = 4,080.60/x
  3. Step 3: Cross multiply
    12,844.44x = 19,271.70 × 4,080.60
  4. Step 4: Simplify right side
    12,844.44x = 78,640,099.02
  5. Step 5: Solve for x
    x = 78,640,099.02/12,844.44
  6. Step 6: Final answer
    x = 6,122.50

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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.