Home / 36,546.60-54,786.78-13,156.50

Finding the Fourth Proportional to 36,546.60, 54,786.78 and 13,156.50

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Solution

The fourth proportional to 36,546.60, 54,786.78 and 13,156.50 is: 19,722.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,546.60 : 54,786.78 = 13,156.50 : x
  2. Step 2: Convert to fraction form
    36,546.60/54,786.78 = 13,156.50/x
  3. Step 3: Cross multiply
    36,546.60x = 54,786.78 × 13,156.50
  4. Step 4: Simplify right side
    36,546.60x = 720,802,271.07
  5. Step 5: Solve for x
    x = 720,802,271.07/36,546.60
  6. Step 6: Final answer
    x = 19,722.83

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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.