Home / 12,027.57-18,039.33-3,260.13

Finding the Fourth Proportional to 12,027.57, 18,039.33 and 3,260.13

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Solution

The fourth proportional to 12,027.57, 18,039.33 and 3,260.13 is: 4,889.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.57 : 18,039.33 = 3,260.13 : x
  2. Step 2: Convert to fraction form
    12,027.57/18,039.33 = 3,260.13/x
  3. Step 3: Cross multiply
    12,027.57x = 18,039.33 × 3,260.13
  4. Step 4: Simplify right side
    12,027.57x = 58,810,560.91
  5. Step 5: Solve for x
    x = 58,810,560.91/12,027.57
  6. Step 6: Final answer
    x = 4,889.65

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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.