Home / 22,178.04-30,605.72-12,106.48

Finding the Fourth Proportional to 22,178.04, 30,605.72 and 12,106.48

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Solution

The fourth proportional to 22,178.04, 30,605.72 and 12,106.48 is: 16,706.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178.04 : 30,605.72 = 12,106.48 : x
  2. Step 2: Convert to fraction form
    22,178.04/30,605.72 = 12,106.48/x
  3. Step 3: Cross multiply
    22,178.04x = 30,605.72 × 12,106.48
  4. Step 4: Simplify right side
    22,178.04x = 370,527,537.07
  5. Step 5: Solve for x
    x = 370,527,537.07/22,178.04
  6. Step 6: Final answer
    x = 16,706.96

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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.