Home / 12,092.20-16,683.78-10,882.60

Finding the Fourth Proportional to 12,092.20, 16,683.78 and 10,882.60

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Solution

The fourth proportional to 12,092.20, 16,683.78 and 10,882.60 is: 15,014.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,092.20 : 16,683.78 = 10,882.60 : x
  2. Step 2: Convert to fraction form
    12,092.20/16,683.78 = 10,882.60/x
  3. Step 3: Cross multiply
    12,092.20x = 16,683.78 × 10,882.60
  4. Step 4: Simplify right side
    12,092.20x = 181,562,904.23
  5. Step 5: Solve for x
    x = 181,562,904.23/12,092.20
  6. Step 6: Final answer
    x = 15,014.88

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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.