Home / 17,237.20-25,868.60-6,856.40

Finding the Fourth Proportional to 17,237.20, 25,868.60 and 6,856.40

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Solution

The fourth proportional to 17,237.20, 25,868.60 and 6,856.40 is: 10,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,237.20 : 25,868.60 = 6,856.40 : x
  2. Step 2: Convert to fraction form
    17,237.20/25,868.60 = 6,856.40/x
  3. Step 3: Cross multiply
    17,237.20x = 25,868.60 × 6,856.40
  4. Step 4: Simplify right side
    17,237.20x = 177,365,469.04
  5. Step 5: Solve for x
    x = 177,365,469.04/17,237.20
  6. Step 6: Final answer
    x = 10,289.69

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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.