Home / 12,632.84-17,426.32-8,861.62

Finding the Fourth Proportional to 12,632.84, 17,426.32 and 8,861.62

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Solution

The fourth proportional to 12,632.84, 17,426.32 and 8,861.62 is: 12,224.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,632.84 : 17,426.32 = 8,861.62 : x
  2. Step 2: Convert to fraction form
    12,632.84/17,426.32 = 8,861.62/x
  3. Step 3: Cross multiply
    12,632.84x = 17,426.32 × 8,861.62
  4. Step 4: Simplify right side
    12,632.84x = 154,425,425.84
  5. Step 5: Solve for x
    x = 154,425,425.84/12,632.84
  6. Step 6: Final answer
    x = 12,224.13

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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.