Home / 12,272.44-16,936.88-6,967.48

Finding the Fourth Proportional to 12,272.44, 16,936.88 and 6,967.48

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Solution

The fourth proportional to 12,272.44, 16,936.88 and 6,967.48 is: 9,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272.44 : 16,936.88 = 6,967.48 : x
  2. Step 2: Convert to fraction form
    12,272.44/16,936.88 = 6,967.48/x
  3. Step 3: Cross multiply
    12,272.44x = 16,936.88 × 6,967.48
  4. Step 4: Simplify right side
    12,272.44x = 118,007,372.66
  5. Step 5: Solve for x
    x = 118,007,372.66/12,272.44
  6. Step 6: Final answer
    x = 9,615.64

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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.