Home / 36,982.56-55,473.84-12,358.56

Finding the Fourth Proportional to 36,982.56, 55,473.84 and 12,358.56

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Solution

The fourth proportional to 36,982.56, 55,473.84 and 12,358.56 is: 18,537.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,982.56 : 55,473.84 = 12,358.56 : x
  2. Step 2: Convert to fraction form
    36,982.56/55,473.84 = 12,358.56/x
  3. Step 3: Cross multiply
    36,982.56x = 55,473.84 × 12,358.56
  4. Step 4: Simplify right side
    36,982.56x = 685,576,780.07
  5. Step 5: Solve for x
    x = 685,576,780.07/36,982.56
  6. Step 6: Final answer
    x = 18,537.84

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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.