Home / 36,628.20-54,942.30-12,004.20

Finding the Fourth Proportional to 36,628.20, 54,942.30 and 12,004.20

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Solution

The fourth proportional to 36,628.20, 54,942.30 and 12,004.20 is: 18,006.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,628.20 : 54,942.30 = 12,004.20 : x
  2. Step 2: Convert to fraction form
    36,628.20/54,942.30 = 12,004.20/x
  3. Step 3: Cross multiply
    36,628.20x = 54,942.30 × 12,004.20
  4. Step 4: Simplify right side
    36,628.20x = 659,538,357.66
  5. Step 5: Solve for x
    x = 659,538,357.66/36,628.20
  6. Step 6: Final answer
    x = 18,006.30

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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.