Home / 10,960.20-16,440.30-10,326.60

Finding the Fourth Proportional to 10,960.20, 16,440.30 and 10,326.60

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Solution

The fourth proportional to 10,960.20, 16,440.30 and 10,326.60 is: 15,489.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,960.20 : 16,440.30 = 10,326.60 : x
  2. Step 2: Convert to fraction form
    10,960.20/16,440.30 = 10,326.60/x
  3. Step 3: Cross multiply
    10,960.20x = 16,440.30 × 10,326.60
  4. Step 4: Simplify right side
    10,960.20x = 169,772,401.98
  5. Step 5: Solve for x
    x = 169,772,401.98/10,960.20
  6. Step 6: Final answer
    x = 15,489.90

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