Home / 19,907.35-27,471.44-10,954.01

Finding the Fourth Proportional to 19,907.35, 27,471.44 and 10,954.01

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Solution

The fourth proportional to 19,907.35, 27,471.44 and 10,954.01 is: 15,116.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,907.35 : 27,471.44 = 10,954.01 : x
  2. Step 2: Convert to fraction form
    19,907.35/27,471.44 = 10,954.01/x
  3. Step 3: Cross multiply
    19,907.35x = 27,471.44 × 10,954.01
  4. Step 4: Simplify right side
    19,907.35x = 300,922,524.54
  5. Step 5: Solve for x
    x = 300,922,524.54/19,907.35
  6. Step 6: Final answer
    x = 15,116.15

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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.