Home / 25,595.30-38,391.55-7,825.95

Finding the Fourth Proportional to 25,595.30, 38,391.55 and 7,825.95

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Solution

The fourth proportional to 25,595.30, 38,391.55 and 7,825.95 is: 11,738.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,595.30 : 38,391.55 = 7,825.95 : x
  2. Step 2: Convert to fraction form
    25,595.30/38,391.55 = 7,825.95/x
  3. Step 3: Cross multiply
    25,595.30x = 38,391.55 × 7,825.95
  4. Step 4: Simplify right side
    25,595.30x = 300,450,350.72
  5. Step 5: Solve for x
    x = 300,450,350.72/25,595.30
  6. Step 6: Final answer
    x = 11,738.50

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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.