Home / 19,321.98-28,974.61-6,673.07

Finding the Fourth Proportional to 19,321.98, 28,974.61 and 6,673.07

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Solution

The fourth proportional to 19,321.98, 28,974.61 and 6,673.07 is: 10,006.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,321.98 : 28,974.61 = 6,673.07 : x
  2. Step 2: Convert to fraction form
    19,321.98/28,974.61 = 6,673.07/x
  3. Step 3: Cross multiply
    19,321.98x = 28,974.61 × 6,673.07
  4. Step 4: Simplify right side
    19,321.98x = 193,349,600.75
  5. Step 5: Solve for x
    x = 193,349,600.75/19,321.98
  6. Step 6: Final answer
    x = 10,006.72

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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.