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Finding the Fourth Proportional to 32,135.76, 48,198.84 and 11,079.12

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Solution

The fourth proportional to 32,135.76, 48,198.84 and 11,079.12 is: 16,617.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,135.76 : 48,198.84 = 11,079.12 : x
  2. Step 2: Convert to fraction form
    32,135.76/48,198.84 = 11,079.12/x
  3. Step 3: Cross multiply
    32,135.76x = 48,198.84 × 11,079.12
  4. Step 4: Simplify right side
    32,135.76x = 534,000,732.22
  5. Step 5: Solve for x
    x = 534,000,732.22/32,135.76
  6. Step 6: Final answer
    x = 16,617.03

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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.