Home / 12,267.99-18,401.04-4,370.20

Finding the Fourth Proportional to 12,267.99, 18,401.04 and 4,370.20

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Solution

The fourth proportional to 12,267.99, 18,401.04 and 4,370.20 is: 6,554.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267.99 : 18,401.04 = 4,370.20 : x
  2. Step 2: Convert to fraction form
    12,267.99/18,401.04 = 4,370.20/x
  3. Step 3: Cross multiply
    12,267.99x = 18,401.04 × 4,370.20
  4. Step 4: Simplify right side
    12,267.99x = 80,416,179.01
  5. Step 5: Solve for x
    x = 80,416,179.01/12,267.99
  6. Step 6: Final answer
    x = 6,554.96

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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.