Home / 19,554.13-26,982.12-11,057.41

Finding the Fourth Proportional to 19,554.13, 26,982.12 and 11,057.41

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Solution

The fourth proportional to 19,554.13, 26,982.12 and 11,057.41 is: 15,257.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,554.13 : 26,982.12 = 11,057.41 : x
  2. Step 2: Convert to fraction form
    19,554.13/26,982.12 = 11,057.41/x
  3. Step 3: Cross multiply
    19,554.13x = 26,982.12 × 11,057.41
  4. Step 4: Simplify right side
    19,554.13x = 298,352,363.51
  5. Step 5: Solve for x
    x = 298,352,363.51/19,554.13
  6. Step 6: Final answer
    x = 15,257.77

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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.