Home / 32,906.20-49,359.30-13,198.90

Finding the Fourth Proportional to 32,906.20, 49,359.30 and 13,198.90

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Solution

The fourth proportional to 32,906.20, 49,359.30 and 13,198.90 is: 19,798.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,906.20 : 49,359.30 = 13,198.90 : x
  2. Step 2: Convert to fraction form
    32,906.20/49,359.30 = 13,198.90/x
  3. Step 3: Cross multiply
    32,906.20x = 49,359.30 × 13,198.90
  4. Step 4: Simplify right side
    32,906.20x = 651,488,464.77
  5. Step 5: Solve for x
    x = 651,488,464.77/32,906.20
  6. Step 6: Final answer
    x = 19,798.35

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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.