Home / 17,351.22-25,962.89-12,270.39

Finding the Fourth Proportional to 17,351.22, 25,962.89 and 12,270.39

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Solution

The fourth proportional to 17,351.22, 25,962.89 and 12,270.39 is: 18,360.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,351.22 : 25,962.89 = 12,270.39 : x
  2. Step 2: Convert to fraction form
    17,351.22/25,962.89 = 12,270.39/x
  3. Step 3: Cross multiply
    17,351.22x = 25,962.89 × 12,270.39
  4. Step 4: Simplify right side
    17,351.22x = 318,574,867.85
  5. Step 5: Solve for x
    x = 318,574,867.85/17,351.22
  6. Step 6: Final answer
    x = 18,360.37

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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.