Home / 19,662.44-27,133.26-11,705.54

Finding the Fourth Proportional to 19,662.44, 27,133.26 and 11,705.54

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Solution

The fourth proportional to 19,662.44, 27,133.26 and 11,705.54 is: 16,153.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,662.44 : 27,133.26 = 11,705.54 : x
  2. Step 2: Convert to fraction form
    19,662.44/27,133.26 = 11,705.54/x
  3. Step 3: Cross multiply
    19,662.44x = 27,133.26 × 11,705.54
  4. Step 4: Simplify right side
    19,662.44x = 317,609,460.26
  5. Step 5: Solve for x
    x = 317,609,460.26/19,662.44
  6. Step 6: Final answer
    x = 16,153.11

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1.5x scale

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.