Home / 12,625.34-17,422.87-6,960.33

Finding the Fourth Proportional to 12,625.34, 17,422.87 and 6,960.33

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Solution

The fourth proportional to 12,625.34, 17,422.87 and 6,960.33 is: 9,605.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.34 : 17,422.87 = 6,960.33 : x
  2. Step 2: Convert to fraction form
    12,625.34/17,422.87 = 6,960.33/x
  3. Step 3: Cross multiply
    12,625.34x = 17,422.87 × 6,960.33
  4. Step 4: Simplify right side
    12,625.34x = 121,268,884.85
  5. Step 5: Solve for x
    x = 121,268,884.85/12,625.34
  6. Step 6: Final answer
    x = 9,605.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.