Home / 12,287.30-18,433.22-6,051.61

Finding the Fourth Proportional to 12,287.30, 18,433.22 and 6,051.61

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Solution

The fourth proportional to 12,287.30, 18,433.22 and 6,051.61 is: 9,078.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,287.30 : 18,433.22 = 6,051.61 : x
  2. Step 2: Convert to fraction form
    12,287.30/18,433.22 = 6,051.61/x
  3. Step 3: Cross multiply
    12,287.30x = 18,433.22 × 6,051.61
  4. Step 4: Simplify right side
    12,287.30x = 111,550,685.31
  5. Step 5: Solve for x
    x = 111,550,685.31/12,287.30
  6. Step 6: Final answer
    x = 9,078.54

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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.