Home / 17,540.55-26,304.35-7,674.75

Finding the Fourth Proportional to 17,540.55, 26,304.35 and 7,674.75

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Solution

The fourth proportional to 17,540.55, 26,304.35 and 7,674.75 is: 11,509.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,540.55 : 26,304.35 = 7,674.75 : x
  2. Step 2: Convert to fraction form
    17,540.55/26,304.35 = 7,674.75/x
  3. Step 3: Cross multiply
    17,540.55x = 26,304.35 × 7,674.75
  4. Step 4: Simplify right side
    17,540.55x = 201,879,271.79
  5. Step 5: Solve for x
    x = 201,879,271.79/17,540.55
  6. Step 6: Final answer
    x = 11,509.29

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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.