Home / 12,904.82-19,357.26-3,544.96

Finding the Fourth Proportional to 12,904.82, 19,357.26 and 3,544.96

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Solution

The fourth proportional to 12,904.82, 19,357.26 and 3,544.96 is: 5,317.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,904.82 : 19,357.26 = 3,544.96 : x
  2. Step 2: Convert to fraction form
    12,904.82/19,357.26 = 3,544.96/x
  3. Step 3: Cross multiply
    12,904.82x = 19,357.26 × 3,544.96
  4. Step 4: Simplify right side
    12,904.82x = 68,620,712.41
  5. Step 5: Solve for x
    x = 68,620,712.41/12,904.82
  6. Step 6: Final answer
    x = 5,317.45

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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.