Home / 19,243.58-26,554.38-11,284.34

Finding the Fourth Proportional to 19,243.58, 26,554.38 and 11,284.34

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Solution

The fourth proportional to 19,243.58, 26,554.38 and 11,284.34 is: 15,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.58 : 26,554.38 = 11,284.34 : x
  2. Step 2: Convert to fraction form
    19,243.58/26,554.38 = 11,284.34/x
  3. Step 3: Cross multiply
    19,243.58x = 26,554.38 × 11,284.34
  4. Step 4: Simplify right side
    19,243.58x = 299,648,652.41
  5. Step 5: Solve for x
    x = 299,648,652.41/19,243.58
  6. Step 6: Final answer
    x = 15,571.36

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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.