Home / 25,217.20-37,782.60-16,447.60

Finding the Fourth Proportional to 25,217.20, 37,782.60 and 16,447.60

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Solution

The fourth proportional to 25,217.20, 37,782.60 and 16,447.60 is: 24,643.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,217.20 : 37,782.60 = 16,447.60 : x
  2. Step 2: Convert to fraction form
    25,217.20/37,782.60 = 16,447.60/x
  3. Step 3: Cross multiply
    25,217.20x = 37,782.60 × 16,447.60
  4. Step 4: Simplify right side
    25,217.20x = 621,433,091.76
  5. Step 5: Solve for x
    x = 621,433,091.76/25,217.20
  6. Step 6: Final answer
    x = 24,643.22

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.