Home / 27,636.48-41,431.68-12,042.72

Finding the Fourth Proportional to 27,636.48, 41,431.68 and 12,042.72

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Solution

The fourth proportional to 27,636.48, 41,431.68 and 12,042.72 is: 18,054.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,636.48 : 41,431.68 = 12,042.72 : x
  2. Step 2: Convert to fraction form
    27,636.48/41,431.68 = 12,042.72/x
  3. Step 3: Cross multiply
    27,636.48x = 41,431.68 × 12,042.72
  4. Step 4: Simplify right side
    27,636.48x = 498,950,121.37
  5. Step 5: Solve for x
    x = 498,950,121.37/27,636.48
  6. Step 6: Final answer
    x = 18,054.04

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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.