Home / 19,554.64-26,979.06-11,055.94

Finding the Fourth Proportional to 19,554.64, 26,979.06 and 11,055.94

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Solution

The fourth proportional to 19,554.64, 26,979.06 and 11,055.94 is: 15,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.64 : 26,979.06 = 11,055.94 : x
  2. Step 2: Convert to fraction form
    19,554.64/26,979.06 = 11,055.94/x
  3. Step 3: Cross multiply
    19,554.64x = 26,979.06 × 11,055.94
  4. Step 4: Simplify right side
    19,554.64x = 298,278,868.62
  5. Step 5: Solve for x
    x = 298,278,868.62/19,554.64
  6. Step 6: Final answer
    x = 15,253.61

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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.