Home / 18,511.44-27,767.60-6,031.48

Finding the Fourth Proportional to 18,511.44, 27,767.60 and 6,031.48

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Solution

The fourth proportional to 18,511.44, 27,767.60 and 6,031.48 is: 9,047.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,511.44 : 27,767.60 = 6,031.48 : x
  2. Step 2: Convert to fraction form
    18,511.44/27,767.60 = 6,031.48/x
  3. Step 3: Cross multiply
    18,511.44x = 27,767.60 × 6,031.48
  4. Step 4: Simplify right side
    18,511.44x = 167,479,724.05
  5. Step 5: Solve for x
    x = 167,479,724.05/18,511.44
  6. Step 6: Final answer
    x = 9,047.36

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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.