Home / 19,414.20-29,121.30-6,267.60

Finding the Fourth Proportional to 19,414.20, 29,121.30 and 6,267.60

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Solution

The fourth proportional to 19,414.20, 29,121.30 and 6,267.60 is: 9,401.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,414.20 : 29,121.30 = 6,267.60 : x
  2. Step 2: Convert to fraction form
    19,414.20/29,121.30 = 6,267.60/x
  3. Step 3: Cross multiply
    19,414.20x = 29,121.30 × 6,267.60
  4. Step 4: Simplify right side
    19,414.20x = 182,520,659.88
  5. Step 5: Solve for x
    x = 182,520,659.88/19,414.20
  6. Step 6: Final answer
    x = 9,401.40

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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.