Home / 22,184.41-30,613.29-12,112.70

Finding the Fourth Proportional to 22,184.41, 30,613.29 and 12,112.70

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Solution

The fourth proportional to 22,184.41, 30,613.29 and 12,112.70 is: 16,714.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,184.41 : 30,613.29 = 12,112.70 : x
  2. Step 2: Convert to fraction form
    22,184.41/30,613.29 = 12,112.70/x
  3. Step 3: Cross multiply
    22,184.41x = 30,613.29 × 12,112.70
  4. Step 4: Simplify right side
    22,184.41x = 370,809,597.78
  5. Step 5: Solve for x
    x = 370,809,597.78/22,184.41
  6. Step 6: Final answer
    x = 16,714.87

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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.