Home / 19,105.08-26,364.94-10,721.56

Finding the Fourth Proportional to 19,105.08, 26,364.94 and 10,721.56

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Solution

The fourth proportional to 19,105.08, 26,364.94 and 10,721.56 is: 14,795.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,105.08 : 26,364.94 = 10,721.56 : x
  2. Step 2: Convert to fraction form
    19,105.08/26,364.94 = 10,721.56/x
  3. Step 3: Cross multiply
    19,105.08x = 26,364.94 × 10,721.56
  4. Step 4: Simplify right side
    19,105.08x = 282,673,286.11
  5. Step 5: Solve for x
    x = 282,673,286.11/19,105.08
  6. Step 6: Final answer
    x = 14,795.71

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.