Home / 25,923.34-38,880.30-7,198.67

Finding the Fourth Proportional to 25,923.34, 38,880.30 and 7,198.67

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Solution

The fourth proportional to 25,923.34, 38,880.30 and 7,198.67 is: 10,796.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,923.34 : 38,880.30 = 7,198.67 : x
  2. Step 2: Convert to fraction form
    25,923.34/38,880.30 = 7,198.67/x
  3. Step 3: Cross multiply
    25,923.34x = 38,880.30 × 7,198.67
  4. Step 4: Simplify right side
    25,923.34x = 279,886,573.40
  5. Step 5: Solve for x
    x = 279,886,573.40/25,923.34
  6. Step 6: Final answer
    x = 10,796.70

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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.