Home / 12,625.90-17,423.86-6,960.85

Finding the Fourth Proportional to 12,625.90, 17,423.86 and 6,960.85

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Solution

The fourth proportional to 12,625.90, 17,423.86 and 6,960.85 is: 9,606.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.90 : 17,423.86 = 6,960.85 : x
  2. Step 2: Convert to fraction form
    12,625.90/17,423.86 = 6,960.85/x
  3. Step 3: Cross multiply
    12,625.90x = 17,423.86 × 6,960.85
  4. Step 4: Simplify right side
    12,625.90x = 121,284,827.97
  5. Step 5: Solve for x
    x = 121,284,827.97/12,625.90
  6. Step 6: Final answer
    x = 9,606.03

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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.