Home / 27,643.88-41,431.18-19,733.96

Finding the Fourth Proportional to 27,643.88, 41,431.18 and 19,733.96

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Solution

The fourth proportional to 27,643.88, 41,431.18 and 19,733.96 is: 29,576.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,643.88 : 41,431.18 = 19,733.96 : x
  2. Step 2: Convert to fraction form
    27,643.88/41,431.18 = 19,733.96/x
  3. Step 3: Cross multiply
    27,643.88x = 41,431.18 × 19,733.96
  4. Step 4: Simplify right side
    27,643.88x = 817,601,248.87
  5. Step 5: Solve for x
    x = 817,601,248.87/27,643.88
  6. Step 6: Final answer
    x = 29,576.21

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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.