Home / 12,042.27-16,616.75-6,735.96

Finding the Fourth Proportional to 12,042.27, 16,616.75 and 6,735.96

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Solution

The fourth proportional to 12,042.27, 16,616.75 and 6,735.96 is: 9,294.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,042.27 : 16,616.75 = 6,735.96 : x
  2. Step 2: Convert to fraction form
    12,042.27/16,616.75 = 6,735.96/x
  3. Step 3: Cross multiply
    12,042.27x = 16,616.75 × 6,735.96
  4. Step 4: Simplify right side
    12,042.27x = 111,929,729.65
  5. Step 5: Solve for x
    x = 111,929,729.65/12,042.27
  6. Step 6: Final answer
    x = 9,294.74

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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.