Home / 13,263.82-19,894.24-3,403.32

Finding the Fourth Proportional to 13,263.82, 19,894.24 and 3,403.32

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Solution

The fourth proportional to 13,263.82, 19,894.24 and 3,403.32 is: 5,104.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,263.82 : 19,894.24 = 3,403.32 : x
  2. Step 2: Convert to fraction form
    13,263.82/19,894.24 = 3,403.32/x
  3. Step 3: Cross multiply
    13,263.82x = 19,894.24 × 3,403.32
  4. Step 4: Simplify right side
    13,263.82x = 67,706,464.88
  5. Step 5: Solve for x
    x = 67,706,464.88/13,263.82
  6. Step 6: Final answer
    x = 5,104.60

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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.