Home / 32,215.56-48,311.75-11,149.88

Finding the Fourth Proportional to 32,215.56, 48,311.75 and 11,149.88

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Solution

The fourth proportional to 32,215.56, 48,311.75 and 11,149.88 is: 16,720.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,215.56 : 48,311.75 = 11,149.88 : x
  2. Step 2: Convert to fraction form
    32,215.56/48,311.75 = 11,149.88/x
  3. Step 3: Cross multiply
    32,215.56x = 48,311.75 × 11,149.88
  4. Step 4: Simplify right side
    32,215.56x = 538,669,938.69
  5. Step 5: Solve for x
    x = 538,669,938.69/32,215.56
  6. Step 6: Final answer
    x = 16,720.80

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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.