Home / 34,394.32-51,576.92-12,213.28

Finding the Fourth Proportional to 34,394.32, 51,576.92 and 12,213.28

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Solution

The fourth proportional to 34,394.32, 51,576.92 and 12,213.28 is: 18,314.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,394.32 : 51,576.92 = 12,213.28 : x
  2. Step 2: Convert to fraction form
    34,394.32/51,576.92 = 12,213.28/x
  3. Step 3: Cross multiply
    34,394.32x = 51,576.92 × 12,213.28
  4. Step 4: Simplify right side
    34,394.32x = 629,923,365.50
  5. Step 5: Solve for x
    x = 629,923,365.50/34,394.32
  6. Step 6: Final answer
    x = 18,314.75

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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.