Home / 17,019.36-25,485.30-10,425.56

Finding the Fourth Proportional to 17,019.36, 25,485.30 and 10,425.56

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Solution

The fourth proportional to 17,019.36, 25,485.30 and 10,425.56 is: 15,611.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,019.36 : 25,485.30 = 10,425.56 : x
  2. Step 2: Convert to fraction form
    17,019.36/25,485.30 = 10,425.56/x
  3. Step 3: Cross multiply
    17,019.36x = 25,485.30 × 10,425.56
  4. Step 4: Simplify right side
    17,019.36x = 265,698,396.84
  5. Step 5: Solve for x
    x = 265,698,396.84/17,019.36
  6. Step 6: Final answer
    x = 15,611.54

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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.