Home / 15,029.82-20,749.50-9,063

Finding the Fourth Proportional to 15,029.82, 20,749.50 and 9,063

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Solution

The fourth proportional to 15,029.82, 20,749.50 and 9,063 is: 12,511.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,029.82 : 20,749.50 = 9,063 : x
  2. Step 2: Convert to fraction form
    15,029.82/20,749.50 = 9,063/x
  3. Step 3: Cross multiply
    15,029.82x = 20,749.50 × 9,063
  4. Step 4: Simplify right side
    15,029.82x = 188,052,718.50
  5. Step 5: Solve for x
    x = 188,052,718.50/15,029.82
  6. Step 6: Final answer
    x = 12,511.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.