Home / 12,022.84-16,590.44-6,716.92

Finding the Fourth Proportional to 12,022.84, 16,590.44 and 6,716.92

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Solution

The fourth proportional to 12,022.84, 16,590.44 and 6,716.92 is: 9,268.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,022.84 : 16,590.44 = 6,716.92 : x
  2. Step 2: Convert to fraction form
    12,022.84/16,590.44 = 6,716.92/x
  3. Step 3: Cross multiply
    12,022.84x = 16,590.44 × 6,716.92
  4. Step 4: Simplify right side
    12,022.84x = 111,436,658.24
  5. Step 5: Solve for x
    x = 111,436,658.24/12,022.84
  6. Step 6: Final answer
    x = 9,268.75

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1.5x scale

Why These Related Problems?

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