Home / 12,296-16,968.96-7,330.88

Finding the Fourth Proportional to 12,296, 16,968.96 and 7,330.88

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Solution

The fourth proportional to 12,296, 16,968.96 and 7,330.88 is: 10,116.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296 : 16,968.96 = 7,330.88 : x
  2. Step 2: Convert to fraction form
    12,296/16,968.96 = 7,330.88/x
  3. Step 3: Cross multiply
    12,296x = 16,968.96 × 7,330.88
  4. Step 4: Simplify right side
    12,296x = 124,397,409.48
  5. Step 5: Solve for x
    x = 124,397,409.48/12,296
  6. Step 6: Final answer
    x = 10,116.90

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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.