Home / 38,814.54-58,229.22-12,512.22

Finding the Fourth Proportional to 38,814.54, 58,229.22 and 12,512.22

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Solution

The fourth proportional to 38,814.54, 58,229.22 and 12,512.22 is: 18,770.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,814.54 : 58,229.22 = 12,512.22 : x
  2. Step 2: Convert to fraction form
    38,814.54/58,229.22 = 12,512.22/x
  3. Step 3: Cross multiply
    38,814.54x = 58,229.22 × 12,512.22
  4. Step 4: Simplify right side
    38,814.54x = 728,576,811.07
  5. Step 5: Solve for x
    x = 728,576,811.07/38,814.54
  6. Step 6: Final answer
    x = 18,770.72

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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.