Home / 36,422.61-54,620.73-12,723.54

Finding the Fourth Proportional to 36,422.61, 54,620.73 and 12,723.54

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Solution

The fourth proportional to 36,422.61, 54,620.73 and 12,723.54 is: 19,080.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,422.61 : 54,620.73 = 12,723.54 : x
  2. Step 2: Convert to fraction form
    36,422.61/54,620.73 = 12,723.54/x
  3. Step 3: Cross multiply
    36,422.61x = 54,620.73 × 12,723.54
  4. Step 4: Simplify right side
    36,422.61x = 694,969,042.98
  5. Step 5: Solve for x
    x = 694,969,042.98/36,422.61
  6. Step 6: Final answer
    x = 19,080.70

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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.