Home / 17,008.64-25,512.96-5,322.56

Finding the Fourth Proportional to 17,008.64, 25,512.96 and 5,322.56

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Solution

The fourth proportional to 17,008.64, 25,512.96 and 5,322.56 is: 7,983.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008.64 : 25,512.96 = 5,322.56 : x
  2. Step 2: Convert to fraction form
    17,008.64/25,512.96 = 5,322.56/x
  3. Step 3: Cross multiply
    17,008.64x = 25,512.96 × 5,322.56
  4. Step 4: Simplify right side
    17,008.64x = 135,794,260.38
  5. Step 5: Solve for x
    x = 135,794,260.38/17,008.64
  6. Step 6: Final answer
    x = 7,983.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.