Home / 25,933.20-38,856.60-17,163.60

Finding the Fourth Proportional to 25,933.20, 38,856.60 and 17,163.60

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Solution

The fourth proportional to 25,933.20, 38,856.60 and 17,163.60 is: 25,716.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,933.20 : 38,856.60 = 17,163.60 : x
  2. Step 2: Convert to fraction form
    25,933.20/38,856.60 = 17,163.60/x
  3. Step 3: Cross multiply
    25,933.20x = 38,856.60 × 17,163.60
  4. Step 4: Simplify right side
    25,933.20x = 666,919,139.76
  5. Step 5: Solve for x
    x = 666,919,139.76/25,933.20
  6. Step 6: Final answer
    x = 25,716.81

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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.