Home / 12,766.54-19,149.54-6,845.44

Finding the Fourth Proportional to 12,766.54, 19,149.54 and 6,845.44

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Solution

The fourth proportional to 12,766.54, 19,149.54 and 6,845.44 is: 10,268.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,766.54 : 19,149.54 = 6,845.44 : x
  2. Step 2: Convert to fraction form
    12,766.54/19,149.54 = 6,845.44/x
  3. Step 3: Cross multiply
    12,766.54x = 19,149.54 × 6,845.44
  4. Step 4: Simplify right side
    12,766.54x = 131,087,027.10
  5. Step 5: Solve for x
    x = 131,087,027.10/12,766.54
  6. Step 6: Final answer
    x = 10,268.02

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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.