Home / 18,336.28-27,504.36-6,649.48

Finding the Fourth Proportional to 18,336.28, 27,504.36 and 6,649.48

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Solution

The fourth proportional to 18,336.28, 27,504.36 and 6,649.48 is: 9,974.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,336.28 : 27,504.36 = 6,649.48 : x
  2. Step 2: Convert to fraction form
    18,336.28/27,504.36 = 6,649.48/x
  3. Step 3: Cross multiply
    18,336.28x = 27,504.36 × 6,649.48
  4. Step 4: Simplify right side
    18,336.28x = 182,889,691.73
  5. Step 5: Solve for x
    x = 182,889,691.73/18,336.28
  6. Step 6: Final answer
    x = 9,974.20

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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.