Home / 11,927.21-17,892.88-4,029.79

Finding the Fourth Proportional to 11,927.21, 17,892.88 and 4,029.79

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Solution

The fourth proportional to 11,927.21, 17,892.88 and 4,029.79 is: 6,045.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,927.21 : 17,892.88 = 4,029.79 : x
  2. Step 2: Convert to fraction form
    11,927.21/17,892.88 = 4,029.79/x
  3. Step 3: Cross multiply
    11,927.21x = 17,892.88 × 4,029.79
  4. Step 4: Simplify right side
    11,927.21x = 72,104,548.90
  5. Step 5: Solve for x
    x = 72,104,548.90/11,927.21
  6. Step 6: Final answer
    x = 6,045.38

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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.