Home / 25,763.49-38,650.76-7,993.77

Finding the Fourth Proportional to 25,763.49, 38,650.76 and 7,993.77

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Solution

The fourth proportional to 25,763.49, 38,650.76 and 7,993.77 is: 11,992.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,763.49 : 38,650.76 = 7,993.77 : x
  2. Step 2: Convert to fraction form
    25,763.49/38,650.76 = 7,993.77/x
  3. Step 3: Cross multiply
    25,763.49x = 38,650.76 × 7,993.77
  4. Step 4: Simplify right side
    25,763.49x = 308,965,285.77
  5. Step 5: Solve for x
    x = 308,965,285.77/25,763.49
  6. Step 6: Final answer
    x = 11,992.37

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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.