Home / 12,021.84-16,590.96-6,716.52

Finding the Fourth Proportional to 12,021.84, 16,590.96 and 6,716.52

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Solution

The fourth proportional to 12,021.84, 16,590.96 and 6,716.52 is: 9,269.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,021.84 : 16,590.96 = 6,716.52 : x
  2. Step 2: Convert to fraction form
    12,021.84/16,590.96 = 6,716.52/x
  3. Step 3: Cross multiply
    12,021.84x = 16,590.96 × 6,716.52
  4. Step 4: Simplify right side
    12,021.84x = 111,433,514.66
  5. Step 5: Solve for x
    x = 111,433,514.66/12,021.84
  6. Step 6: Final answer
    x = 9,269.26

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.