Home / 12,316.25-16,996.43-6,727.25

Finding the Fourth Proportional to 12,316.25, 16,996.43 and 6,727.25

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Solution

The fourth proportional to 12,316.25, 16,996.43 and 6,727.25 is: 9,283.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,316.25 : 16,996.43 = 6,727.25 : x
  2. Step 2: Convert to fraction form
    12,316.25/16,996.43 = 6,727.25/x
  3. Step 3: Cross multiply
    12,316.25x = 16,996.43 × 6,727.25
  4. Step 4: Simplify right side
    12,316.25x = 114,339,200.08
  5. Step 5: Solve for x
    x = 114,339,200.08/12,316.25
  6. Step 6: Final answer
    x = 9,283.61

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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.