Home / 12,296.44-16,926.43-9,307

Finding the Fourth Proportional to 12,296.44, 16,926.43 and 9,307

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Solution

The fourth proportional to 12,296.44, 16,926.43 and 9,307 is: 12,811.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296.44 : 16,926.43 = 9,307 : x
  2. Step 2: Convert to fraction form
    12,296.44/16,926.43 = 9,307/x
  3. Step 3: Cross multiply
    12,296.44x = 16,926.43 × 9,307
  4. Step 4: Simplify right side
    12,296.44x = 157,534,284.01
  5. Step 5: Solve for x
    x = 157,534,284.01/12,296.44
  6. Step 6: Final answer
    x = 12,811.37

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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.