Home / 20,181.46-30,260.66-6,137.34

Finding the Fourth Proportional to 20,181.46, 30,260.66 and 6,137.34

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Solution

The fourth proportional to 20,181.46, 30,260.66 and 6,137.34 is: 9,202.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,181.46 : 30,260.66 = 6,137.34 : x
  2. Step 2: Convert to fraction form
    20,181.46/30,260.66 = 6,137.34/x
  3. Step 3: Cross multiply
    20,181.46x = 30,260.66 × 6,137.34
  4. Step 4: Simplify right side
    20,181.46x = 185,719,959.04
  5. Step 5: Solve for x
    x = 185,719,959.04/20,181.46
  6. Step 6: Final answer
    x = 9,202.50

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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.