Home / 25,763.43-38,651.18-7,993.18

Finding the Fourth Proportional to 25,763.43, 38,651.18 and 7,993.18

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Solution

The fourth proportional to 25,763.43, 38,651.18 and 7,993.18 is: 11,991.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,763.43 : 38,651.18 = 7,993.18 : x
  2. Step 2: Convert to fraction form
    25,763.43/38,651.18 = 7,993.18/x
  3. Step 3: Cross multiply
    25,763.43x = 38,651.18 × 7,993.18
  4. Step 4: Simplify right side
    25,763.43x = 308,945,847.30
  5. Step 5: Solve for x
    x = 308,945,847.30/25,763.43
  6. Step 6: Final answer
    x = 11,991.64

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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.