Home / 12,046.68-18,071.70-5,474.52

Finding the Fourth Proportional to 12,046.68, 18,071.70 and 5,474.52

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Solution

The fourth proportional to 12,046.68, 18,071.70 and 5,474.52 is: 8,212.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,046.68 : 18,071.70 = 5,474.52 : x
  2. Step 2: Convert to fraction form
    12,046.68/18,071.70 = 5,474.52/x
  3. Step 3: Cross multiply
    12,046.68x = 18,071.70 × 5,474.52
  4. Step 4: Simplify right side
    12,046.68x = 98,933,883.08
  5. Step 5: Solve for x
    x = 98,933,883.08/12,046.68
  6. Step 6: Final answer
    x = 8,212.54

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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.