Home / 12,625.77-17,423.70-6,960.63

Finding the Fourth Proportional to 12,625.77, 17,423.70 and 6,960.63

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Solution

The fourth proportional to 12,625.77, 17,423.70 and 6,960.63 is: 9,605.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,625.77 : 17,423.70 = 6,960.63 : x
  2. Step 2: Convert to fraction form
    12,625.77/17,423.70 = 6,960.63/x
  3. Step 3: Cross multiply
    12,625.77x = 17,423.70 × 6,960.63
  4. Step 4: Simplify right side
    12,625.77x = 121,279,928.93
  5. Step 5: Solve for x
    x = 121,279,928.93/12,625.77
  6. Step 6: Final answer
    x = 9,605.75

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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.