Home / 13,977.92-19,297.52-9,268.60

Finding the Fourth Proportional to 13,977.92, 19,297.52 and 9,268.60

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Solution

The fourth proportional to 13,977.92, 19,297.52 and 9,268.60 is: 12,795.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,977.92 : 19,297.52 = 9,268.60 : x
  2. Step 2: Convert to fraction form
    13,977.92/19,297.52 = 9,268.60/x
  3. Step 3: Cross multiply
    13,977.92x = 19,297.52 × 9,268.60
  4. Step 4: Simplify right side
    13,977.92x = 178,860,993.87
  5. Step 5: Solve for x
    x = 178,860,993.87/13,977.92
  6. Step 6: Final answer
    x = 12,795.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.