Home / 10,992.20-16,466.70-10,214.60

Finding the Fourth Proportional to 10,992.20, 16,466.70 and 10,214.60

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Solution

The fourth proportional to 10,992.20, 16,466.70 and 10,214.60 is: 15,301.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,992.20 : 16,466.70 = 10,214.60 : x
  2. Step 2: Convert to fraction form
    10,992.20/16,466.70 = 10,214.60/x
  3. Step 3: Cross multiply
    10,992.20x = 16,466.70 × 10,214.60
  4. Step 4: Simplify right side
    10,992.20x = 168,200,753.82
  5. Step 5: Solve for x
    x = 168,200,753.82/10,992.20
  6. Step 6: Final answer
    x = 15,301.83

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1.5x scale

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.