Home / 32,540.40-48,796.20-15,015.60

Finding the Fourth Proportional to 32,540.40, 48,796.20 and 15,015.60

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Solution

The fourth proportional to 32,540.40, 48,796.20 and 15,015.60 is: 22,516.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,540.40 : 48,796.20 = 15,015.60 : x
  2. Step 2: Convert to fraction form
    32,540.40/48,796.20 = 15,015.60/x
  3. Step 3: Cross multiply
    32,540.40x = 48,796.20 × 15,015.60
  4. Step 4: Simplify right side
    32,540.40x = 732,704,220.72
  5. Step 5: Solve for x
    x = 732,704,220.72/32,540.40
  6. Step 6: Final answer
    x = 22,516.76

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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.