Home / 17,021.70-25,532.61-5,175.60

Finding the Fourth Proportional to 17,021.70, 25,532.61 and 5,175.60

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Solution

The fourth proportional to 17,021.70, 25,532.61 and 5,175.60 is: 7,763.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,021.70 : 25,532.61 = 5,175.60 : x
  2. Step 2: Convert to fraction form
    17,021.70/25,532.61 = 5,175.60/x
  3. Step 3: Cross multiply
    17,021.70x = 25,532.61 × 5,175.60
  4. Step 4: Simplify right side
    17,021.70x = 132,146,576.32
  5. Step 5: Solve for x
    x = 132,146,576.32/17,021.70
  6. Step 6: Final answer
    x = 7,763.42

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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.