Home / 16,861.44-23,270.20-9,308.48

Finding the Fourth Proportional to 16,861.44, 23,270.20 and 9,308.48

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Solution

The fourth proportional to 16,861.44, 23,270.20 and 9,308.48 is: 12,846.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,861.44 : 23,270.20 = 9,308.48 : x
  2. Step 2: Convert to fraction form
    16,861.44/23,270.20 = 9,308.48/x
  3. Step 3: Cross multiply
    16,861.44x = 23,270.20 × 9,308.48
  4. Step 4: Simplify right side
    16,861.44x = 216,610,191.30
  5. Step 5: Solve for x
    x = 216,610,191.30/16,861.44
  6. Step 6: Final answer
    x = 12,846.48

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.