Home / 23,786.56-35,679.84-7,988.59

Finding the Fourth Proportional to 23,786.56, 35,679.84 and 7,988.59

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Solution

The fourth proportional to 23,786.56, 35,679.84 and 7,988.59 is: 11,982.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,786.56 : 35,679.84 = 7,988.59 : x
  2. Step 2: Convert to fraction form
    23,786.56/35,679.84 = 7,988.59/x
  3. Step 3: Cross multiply
    23,786.56x = 35,679.84 × 7,988.59
  4. Step 4: Simplify right side
    23,786.56x = 285,031,613.03
  5. Step 5: Solve for x
    x = 285,031,613.03/23,786.56
  6. Step 6: Final answer
    x = 11,982.89

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.