Home / 12,327.68-18,491.52-3,093.76

Finding the Fourth Proportional to 12,327.68, 18,491.52 and 3,093.76

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Solution

The fourth proportional to 12,327.68, 18,491.52 and 3,093.76 is: 4,640.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,327.68 : 18,491.52 = 3,093.76 : x
  2. Step 2: Convert to fraction form
    12,327.68/18,491.52 = 3,093.76/x
  3. Step 3: Cross multiply
    12,327.68x = 18,491.52 × 3,093.76
  4. Step 4: Simplify right side
    12,327.68x = 57,208,324.92
  5. Step 5: Solve for x
    x = 57,208,324.92/12,327.68
  6. Step 6: Final answer
    x = 4,640.64

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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.