Home / 19,858.66-27,405.44-10,784.41

Finding the Fourth Proportional to 19,858.66, 27,405.44 and 10,784.41

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Solution

The fourth proportional to 19,858.66, 27,405.44 and 10,784.41 is: 14,882.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,858.66 : 27,405.44 = 10,784.41 : x
  2. Step 2: Convert to fraction form
    19,858.66/27,405.44 = 10,784.41/x
  3. Step 3: Cross multiply
    19,858.66x = 27,405.44 × 10,784.41
  4. Step 4: Simplify right side
    19,858.66x = 295,551,447.27
  5. Step 5: Solve for x
    x = 295,551,447.27/19,858.66
  6. Step 6: Final answer
    x = 14,882.75

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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.