Home / 34,286.44-51,431.94-13,236.52

Finding the Fourth Proportional to 34,286.44, 51,431.94 and 13,236.52

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Solution

The fourth proportional to 34,286.44, 51,431.94 and 13,236.52 is: 19,855.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,286.44 : 51,431.94 = 13,236.52 : x
  2. Step 2: Convert to fraction form
    34,286.44/51,431.94 = 13,236.52/x
  3. Step 3: Cross multiply
    34,286.44x = 51,431.94 × 13,236.52
  4. Step 4: Simplify right side
    34,286.44x = 680,779,902.45
  5. Step 5: Solve for x
    x = 680,779,902.45/34,286.44
  6. Step 6: Final answer
    x = 19,855.66

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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.