Home / 34,546.45-51,819.68-12,370.45

Finding the Fourth Proportional to 34,546.45, 51,819.68 and 12,370.45

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Solution

The fourth proportional to 34,546.45, 51,819.68 and 12,370.45 is: 18,555.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,546.45 : 51,819.68 = 12,370.45 : x
  2. Step 2: Convert to fraction form
    34,546.45/51,819.68 = 12,370.45/x
  3. Step 3: Cross multiply
    34,546.45x = 51,819.68 × 12,370.45
  4. Step 4: Simplify right side
    34,546.45x = 641,032,698.60
  5. Step 5: Solve for x
    x = 641,032,698.60/34,546.45
  6. Step 6: Final answer
    x = 18,555.68

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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.