Home / 25,763.21-38,650.35-7,993.50

Finding the Fourth Proportional to 25,763.21, 38,650.35 and 7,993.50

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Solution

The fourth proportional to 25,763.21, 38,650.35 and 7,993.50 is: 11,991.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,763.21 : 38,650.35 = 7,993.50 : x
  2. Step 2: Convert to fraction form
    25,763.21/38,650.35 = 7,993.50/x
  3. Step 3: Cross multiply
    25,763.21x = 38,650.35 × 7,993.50
  4. Step 4: Simplify right side
    25,763.21x = 308,951,532.76
  5. Step 5: Solve for x
    x = 308,951,532.76/25,763.21
  6. Step 6: Final answer
    x = 11,991.97

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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.