Home / 10,823.12-16,233.06-3,426.62

Finding the Fourth Proportional to 10,823.12, 16,233.06 and 3,426.62

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Solution

The fourth proportional to 10,823.12, 16,233.06 and 3,426.62 is: 5,139.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,823.12 : 16,233.06 = 3,426.62 : x
  2. Step 2: Convert to fraction form
    10,823.12/16,233.06 = 3,426.62/x
  3. Step 3: Cross multiply
    10,823.12x = 16,233.06 × 3,426.62
  4. Step 4: Simplify right side
    10,823.12x = 55,624,568.64
  5. Step 5: Solve for x
    x = 55,624,568.64/10,823.12
  6. Step 6: Final answer
    x = 5,139.42

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.