Home / 27,406.31-41,113.77-11,611.39

Finding the Fourth Proportional to 27,406.31, 41,113.77 and 11,611.39

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Solution

The fourth proportional to 27,406.31, 41,113.77 and 11,611.39 is: 17,418.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,406.31 : 41,113.77 = 11,611.39 : x
  2. Step 2: Convert to fraction form
    27,406.31/41,113.77 = 11,611.39/x
  3. Step 3: Cross multiply
    27,406.31x = 41,113.77 × 11,611.39
  4. Step 4: Simplify right side
    27,406.31x = 477,388,017.84
  5. Step 5: Solve for x
    x = 477,388,017.84/27,406.31
  6. Step 6: Final answer
    x = 17,418.91

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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.