Home / 13,273.00-19,909.50-3,412.29

Finding the Fourth Proportional to 13,273.00, 19,909.50 and 3,412.29

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Solution

The fourth proportional to 13,273.00, 19,909.50 and 3,412.29 is: 5,118.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,273.00 : 19,909.50 = 3,412.29 : x
  2. Step 2: Convert to fraction form
    13,273.00/19,909.50 = 3,412.29/x
  3. Step 3: Cross multiply
    13,273.00x = 19,909.50 × 3,412.29
  4. Step 4: Simplify right side
    13,273.00x = 67,936,879.68
  5. Step 5: Solve for x
    x = 67,936,879.68/13,273.00
  6. Step 6: Final answer
    x = 5,118.43

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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.