Home / 19,147.49-26,424.56-11,194.37

Finding the Fourth Proportional to 19,147.49, 26,424.56 and 11,194.37

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Solution

The fourth proportional to 19,147.49, 26,424.56 and 11,194.37 is: 15,448.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,147.49 : 26,424.56 = 11,194.37 : x
  2. Step 2: Convert to fraction form
    19,147.49/26,424.56 = 11,194.37/x
  3. Step 3: Cross multiply
    19,147.49x = 26,424.56 × 11,194.37
  4. Step 4: Simplify right side
    19,147.49x = 295,806,301.73
  5. Step 5: Solve for x
    x = 295,806,301.73/19,147.49
  6. Step 6: Final answer
    x = 15,448.83

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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.