Home / 28,835.22-43,192.04-18,299.69

Finding the Fourth Proportional to 28,835.22, 43,192.04 and 18,299.69

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Solution

The fourth proportional to 28,835.22, 43,192.04 and 18,299.69 is: 27,410.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,835.22 : 43,192.04 = 18,299.69 : x
  2. Step 2: Convert to fraction form
    28,835.22/43,192.04 = 18,299.69/x
  3. Step 3: Cross multiply
    28,835.22x = 43,192.04 × 18,299.69
  4. Step 4: Simplify right side
    28,835.22x = 790,400,796.98
  5. Step 5: Solve for x
    x = 790,400,796.98/28,835.22
  6. Step 6: Final answer
    x = 27,410.95

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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.