Home / 12,300.26-16,954.70-8,314.44

Finding the Fourth Proportional to 12,300.26, 16,954.70 and 8,314.44

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Solution

The fourth proportional to 12,300.26, 16,954.70 and 8,314.44 is: 11,460.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,300.26 : 16,954.70 = 8,314.44 : x
  2. Step 2: Convert to fraction form
    12,300.26/16,954.70 = 8,314.44/x
  3. Step 3: Cross multiply
    12,300.26x = 16,954.70 × 8,314.44
  4. Step 4: Simplify right side
    12,300.26x = 140,968,794.30
  5. Step 5: Solve for x
    x = 140,968,794.30/12,300.26
  6. Step 6: Final answer
    x = 11,460.64

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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.