Home / 36,400.64-54,576.84-14,216.12

Finding the Fourth Proportional to 36,400.64, 54,576.84 and 14,216.12

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Solution

The fourth proportional to 36,400.64, 54,576.84 and 14,216.12 is: 21,314.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,400.64 : 54,576.84 = 14,216.12 : x
  2. Step 2: Convert to fraction form
    36,400.64/54,576.84 = 14,216.12/x
  3. Step 3: Cross multiply
    36,400.64x = 54,576.84 × 14,216.12
  4. Step 4: Simplify right side
    36,400.64x = 775,870,906.66
  5. Step 5: Solve for x
    x = 775,870,906.66/36,400.64
  6. Step 6: Final answer
    x = 21,314.76

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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.