Home / 19,186.73-26,477.73-11,121.94

Finding the Fourth Proportional to 19,186.73, 26,477.73 and 11,121.94

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Solution

The fourth proportional to 19,186.73, 26,477.73 and 11,121.94 is: 15,348.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,186.73 : 26,477.73 = 11,121.94 : x
  2. Step 2: Convert to fraction form
    19,186.73/26,477.73 = 11,121.94/x
  3. Step 3: Cross multiply
    19,186.73x = 26,477.73 × 11,121.94
  4. Step 4: Simplify right side
    19,186.73x = 294,483,757.49
  5. Step 5: Solve for x
    x = 294,483,757.49/19,186.73
  6. Step 6: Final answer
    x = 15,348.30

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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.