Home / 12,497.16-17,260.26-8,511.36

Finding the Fourth Proportional to 12,497.16, 17,260.26 and 8,511.36

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Solution

The fourth proportional to 12,497.16, 17,260.26 and 8,511.36 is: 11,755.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,497.16 : 17,260.26 = 8,511.36 : x
  2. Step 2: Convert to fraction form
    12,497.16/17,260.26 = 8,511.36/x
  3. Step 3: Cross multiply
    12,497.16x = 17,260.26 × 8,511.36
  4. Step 4: Simplify right side
    12,497.16x = 146,908,286.55
  5. Step 5: Solve for x
    x = 146,908,286.55/12,497.16
  6. Step 6: Final answer
    x = 11,755.33

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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.