Home / 12,112.94-16,696.83-11,095.99

Finding the Fourth Proportional to 12,112.94, 16,696.83 and 11,095.99

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Solution

The fourth proportional to 12,112.94, 16,696.83 and 11,095.99 is: 15,295.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,112.94 : 16,696.83 = 11,095.99 : x
  2. Step 2: Convert to fraction form
    12,112.94/16,696.83 = 11,095.99/x
  3. Step 3: Cross multiply
    12,112.94x = 16,696.83 × 11,095.99
  4. Step 4: Simplify right side
    12,112.94x = 185,267,858.58
  5. Step 5: Solve for x
    x = 185,267,858.58/12,112.94
  6. Step 6: Final answer
    x = 15,295.03

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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.