Home / 13,049.27-18,007.83-7,080.89

Finding the Fourth Proportional to 13,049.27, 18,007.83 and 7,080.89

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Solution

The fourth proportional to 13,049.27, 18,007.83 and 7,080.89 is: 9,771.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,049.27 : 18,007.83 = 7,080.89 : x
  2. Step 2: Convert to fraction form
    13,049.27/18,007.83 = 7,080.89/x
  3. Step 3: Cross multiply
    13,049.27x = 18,007.83 × 7,080.89
  4. Step 4: Simplify right side
    13,049.27x = 127,511,373.33
  5. Step 5: Solve for x
    x = 127,511,373.33/13,049.27
  6. Step 6: Final answer
    x = 9,771.54

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Similar ratio
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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.