Home / 19,379.44-26,747.79-11,824.14

Finding the Fourth Proportional to 19,379.44, 26,747.79 and 11,824.14

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Solution

The fourth proportional to 19,379.44, 26,747.79 and 11,824.14 is: 16,319.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,379.44 : 26,747.79 = 11,824.14 : x
  2. Step 2: Convert to fraction form
    19,379.44/26,747.79 = 11,824.14/x
  3. Step 3: Cross multiply
    19,379.44x = 26,747.79 × 11,824.14
  4. Step 4: Simplify right side
    19,379.44x = 316,269,669.61
  5. Step 5: Solve for x
    x = 316,269,669.61/19,379.44
  6. Step 6: Final answer
    x = 16,319.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.