Home / 19,551.89-26,975.26-11,053.19

Finding the Fourth Proportional to 19,551.89, 26,975.26 and 11,053.19

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Solution

The fourth proportional to 19,551.89, 26,975.26 and 11,053.19 is: 15,249.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,551.89 : 26,975.26 = 11,053.19 : x
  2. Step 2: Convert to fraction form
    19,551.89/26,975.26 = 11,053.19/x
  3. Step 3: Cross multiply
    19,551.89x = 26,975.26 × 11,053.19
  4. Step 4: Simplify right side
    19,551.89x = 298,162,674.08
  5. Step 5: Solve for x
    x = 298,162,674.08/19,551.89
  6. Step 6: Final answer
    x = 15,249.81

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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.