Home / 12,984.44-19,472.94-4,662.90

Finding the Fourth Proportional to 12,984.44, 19,472.94 and 4,662.90

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Solution

The fourth proportional to 12,984.44, 19,472.94 and 4,662.90 is: 6,993.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,984.44 : 19,472.94 = 4,662.90 : x
  2. Step 2: Convert to fraction form
    12,984.44/19,472.94 = 4,662.90/x
  3. Step 3: Cross multiply
    12,984.44x = 19,472.94 × 4,662.90
  4. Step 4: Simplify right side
    12,984.44x = 90,800,371.93
  5. Step 5: Solve for x
    x = 90,800,371.93/12,984.44
  6. Step 6: Final answer
    x = 6,993.02

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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.