Home / 13,854.73-20,779.48-3,723.25

Finding the Fourth Proportional to 13,854.73, 20,779.48 and 3,723.25

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Solution

The fourth proportional to 13,854.73, 20,779.48 and 3,723.25 is: 5,584.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,854.73 : 20,779.48 = 3,723.25 : x
  2. Step 2: Convert to fraction form
    13,854.73/20,779.48 = 3,723.25/x
  3. Step 3: Cross multiply
    13,854.73x = 20,779.48 × 3,723.25
  4. Step 4: Simplify right side
    13,854.73x = 77,367,198.91
  5. Step 5: Solve for x
    x = 77,367,198.91/13,854.73
  6. Step 6: Final answer
    x = 5,584.17

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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.