Home / 12,267.20-18,401.16-4,475.36

Finding the Fourth Proportional to 12,267.20, 18,401.16 and 4,475.36

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Solution

The fourth proportional to 12,267.20, 18,401.16 and 4,475.36 is: 6,713.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,267.20 : 18,401.16 = 4,475.36 : x
  2. Step 2: Convert to fraction form
    12,267.20/18,401.16 = 4,475.36/x
  3. Step 3: Cross multiply
    12,267.20x = 18,401.16 × 4,475.36
  4. Step 4: Simplify right side
    12,267.20x = 82,351,815.42
  5. Step 5: Solve for x
    x = 82,351,815.42/12,267.20
  6. Step 6: Final answer
    x = 6,713.17

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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.