Home / 12,626.29-17,423.49-6,960.74

Finding the Fourth Proportional to 12,626.29, 17,423.49 and 6,960.74

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Solution

The fourth proportional to 12,626.29, 17,423.49 and 6,960.74 is: 9,605.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,626.29 : 17,423.49 = 6,960.74 : x
  2. Step 2: Convert to fraction form
    12,626.29/17,423.49 = 6,960.74/x
  3. Step 3: Cross multiply
    12,626.29x = 17,423.49 × 6,960.74
  4. Step 4: Simplify right side
    12,626.29x = 121,280,383.78
  5. Step 5: Solve for x
    x = 121,280,383.78/12,626.29
  6. Step 6: Final answer
    x = 9,605.39

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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.