Home / 12,000.83-18,004.70-3,682.07

Finding the Fourth Proportional to 12,000.83, 18,004.70 and 3,682.07

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Solution

The fourth proportional to 12,000.83, 18,004.70 and 3,682.07 is: 5,524.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,000.83 : 18,004.70 = 3,682.07 : x
  2. Step 2: Convert to fraction form
    12,000.83/18,004.70 = 3,682.07/x
  3. Step 3: Cross multiply
    12,000.83x = 18,004.70 × 3,682.07
  4. Step 4: Simplify right side
    12,000.83x = 66,294,565.73
  5. Step 5: Solve for x
    x = 66,294,565.73/12,000.83
  6. Step 6: Final answer
    x = 5,524.17

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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.