Home / 12,017.09-16,582.39-6,711.80

Finding the Fourth Proportional to 12,017.09, 16,582.39 and 6,711.80

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Solution

The fourth proportional to 12,017.09, 16,582.39 and 6,711.80 is: 9,261.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,017.09 : 16,582.39 = 6,711.80 : x
  2. Step 2: Convert to fraction form
    12,017.09/16,582.39 = 6,711.80/x
  3. Step 3: Cross multiply
    12,017.09x = 16,582.39 × 6,711.80
  4. Step 4: Simplify right side
    12,017.09x = 111,297,585.51
  5. Step 5: Solve for x
    x = 111,297,585.51/12,017.09
  6. Step 6: Final answer
    x = 9,261.61

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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.