Home / 12,625.50-17,423.29-6,960.45

Finding the Fourth Proportional to 12,625.50, 17,423.29 and 6,960.45

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Solution

The fourth proportional to 12,625.50, 17,423.29 and 6,960.45 is: 9,605.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.50 : 17,423.29 = 6,960.45 : x
  2. Step 2: Convert to fraction form
    12,625.50/17,423.29 = 6,960.45/x
  3. Step 3: Cross multiply
    12,625.50x = 17,423.29 × 6,960.45
  4. Step 4: Simplify right side
    12,625.50x = 121,273,938.88
  5. Step 5: Solve for x
    x = 121,273,938.88/12,625.50
  6. Step 6: Final answer
    x = 9,605.48

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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.