Home / 17,982.40-24,811.44-10,908.64

Finding the Fourth Proportional to 17,982.40, 24,811.44 and 10,908.64

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Solution

The fourth proportional to 17,982.40, 24,811.44 and 10,908.64 is: 15,051.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,982.40 : 24,811.44 = 10,908.64 : x
  2. Step 2: Convert to fraction form
    17,982.40/24,811.44 = 10,908.64/x
  3. Step 3: Cross multiply
    17,982.40x = 24,811.44 × 10,908.64
  4. Step 4: Simplify right side
    17,982.40x = 270,659,066.84
  5. Step 5: Solve for x
    x = 270,659,066.84/17,982.40
  6. Step 6: Final answer
    x = 15,051.33

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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.