Home / 20,116.92-30,178.26-6,267

Finding the Fourth Proportional to 20,116.92, 30,178.26 and 6,267

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Solution

The fourth proportional to 20,116.92, 30,178.26 and 6,267 is: 9,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,116.92 : 30,178.26 = 6,267 : x
  2. Step 2: Convert to fraction form
    20,116.92/30,178.26 = 6,267/x
  3. Step 3: Cross multiply
    20,116.92x = 30,178.26 × 6,267
  4. Step 4: Simplify right side
    20,116.92x = 189,127,155.42
  5. Step 5: Solve for x
    x = 189,127,155.42/20,116.92
  6. Step 6: Final answer
    x = 9,401.40

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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.