Home / 13,054.54-19,581.62-3,193.90

Finding the Fourth Proportional to 13,054.54, 19,581.62 and 3,193.90

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Solution

The fourth proportional to 13,054.54, 19,581.62 and 3,193.90 is: 4,790.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,054.54 : 19,581.62 = 3,193.90 : x
  2. Step 2: Convert to fraction form
    13,054.54/19,581.62 = 3,193.90/x
  3. Step 3: Cross multiply
    13,054.54x = 19,581.62 × 3,193.90
  4. Step 4: Simplify right side
    13,054.54x = 62,541,736.12
  5. Step 5: Solve for x
    x = 62,541,736.12/13,054.54
  6. Step 6: Final answer
    x = 4,790.80

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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.