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Finding the Fourth Proportional to 32,257.86, 48,393.71 and 11,198.57

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Solution

The fourth proportional to 32,257.86, 48,393.71 and 11,198.57 is: 16,800.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,257.86 : 48,393.71 = 11,198.57 : x
  2. Step 2: Convert to fraction form
    32,257.86/48,393.71 = 11,198.57/x
  3. Step 3: Cross multiply
    32,257.86x = 48,393.71 × 11,198.57
  4. Step 4: Simplify right side
    32,257.86x = 541,940,455.98
  5. Step 5: Solve for x
    x = 541,940,455.98/32,257.86
  6. Step 6: Final answer
    x = 16,800.26

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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.