Home / 27,022.32-40,542.80-11,235.83

Finding the Fourth Proportional to 27,022.32, 40,542.80 and 11,235.83

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Solution

The fourth proportional to 27,022.32, 40,542.80 and 11,235.83 is: 16,857.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022.32 : 40,542.80 = 11,235.83 : x
  2. Step 2: Convert to fraction form
    27,022.32/40,542.80 = 11,235.83/x
  3. Step 3: Cross multiply
    27,022.32x = 40,542.80 × 11,235.83
  4. Step 4: Simplify right side
    27,022.32x = 455,531,749.63
  5. Step 5: Solve for x
    x = 455,531,749.63/27,022.32
  6. Step 6: Final answer
    x = 16,857.61

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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.