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Finding the Fourth Proportional to 19,794.86, 29,703.22 and 11,034.71

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Solution

The fourth proportional to 19,794.86, 29,703.22 and 11,034.71 is: 16,558.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,794.86 : 29,703.22 = 11,034.71 : x
  2. Step 2: Convert to fraction form
    19,794.86/29,703.22 = 11,034.71/x
  3. Step 3: Cross multiply
    19,794.86x = 29,703.22 × 11,034.71
  4. Step 4: Simplify right side
    19,794.86x = 327,766,418.77
  5. Step 5: Solve for x
    x = 327,766,418.77/19,794.86
  6. Step 6: Final answer
    x = 16,558.16

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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.