Home / 17,183.57-25,771.34-9,690.37

Finding the Fourth Proportional to 17,183.57, 25,771.34 and 9,690.37

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Solution

The fourth proportional to 17,183.57, 25,771.34 and 9,690.37 is: 14,533.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,183.57 : 25,771.34 = 9,690.37 : x
  2. Step 2: Convert to fraction form
    17,183.57/25,771.34 = 9,690.37/x
  3. Step 3: Cross multiply
    17,183.57x = 25,771.34 × 9,690.37
  4. Step 4: Simplify right side
    17,183.57x = 249,733,642.69
  5. Step 5: Solve for x
    x = 249,733,642.69/17,183.57
  6. Step 6: Final answer
    x = 14,533.28

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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.