Home / 19,345.24-26,696.44-11,791.56

Finding the Fourth Proportional to 19,345.24, 26,696.44 and 11,791.56

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Solution

The fourth proportional to 19,345.24, 26,696.44 and 11,791.56 is: 16,272.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,345.24 : 26,696.44 = 11,791.56 : x
  2. Step 2: Convert to fraction form
    19,345.24/26,696.44 = 11,791.56/x
  3. Step 3: Cross multiply
    19,345.24x = 26,696.44 × 11,791.56
  4. Step 4: Simplify right side
    19,345.24x = 314,792,674.05
  5. Step 5: Solve for x
    x = 314,792,674.05/19,345.24
  6. Step 6: Final answer
    x = 16,272.36

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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.