Home / 17,738.39-26,567.31-13,757.69

Finding the Fourth Proportional to 17,738.39, 26,567.31 and 13,757.69

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Solution

The fourth proportional to 17,738.39, 26,567.31 and 13,757.69 is: 20,605.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,738.39 : 26,567.31 = 13,757.69 : x
  2. Step 2: Convert to fraction form
    17,738.39/26,567.31 = 13,757.69/x
  3. Step 3: Cross multiply
    17,738.39x = 26,567.31 × 13,757.69
  4. Step 4: Simplify right side
    17,738.39x = 365,504,815.11
  5. Step 5: Solve for x
    x = 365,504,815.11/17,738.39
  6. Step 6: Final answer
    x = 20,605.30

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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.