Home / 27,805.12-41,674.32-19,439.52

Finding the Fourth Proportional to 27,805.12, 41,674.32 and 19,439.52

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Solution

The fourth proportional to 27,805.12, 41,674.32 and 19,439.52 is: 29,135.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,805.12 : 41,674.32 = 19,439.52 : x
  2. Step 2: Convert to fraction form
    27,805.12/41,674.32 = 19,439.52/x
  3. Step 3: Cross multiply
    27,805.12x = 41,674.32 × 19,439.52
  4. Step 4: Simplify right side
    27,805.12x = 810,128,777.13
  5. Step 5: Solve for x
    x = 810,128,777.13/27,805.12
  6. Step 6: Final answer
    x = 29,135.96

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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.