Home / 12,027.92-18,045.51-8,524.69

Finding the Fourth Proportional to 12,027.92, 18,045.51 and 8,524.69

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Solution

The fourth proportional to 12,027.92, 18,045.51 and 8,524.69 is: 12,789.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,027.92 : 18,045.51 = 8,524.69 : x
  2. Step 2: Convert to fraction form
    12,027.92/18,045.51 = 8,524.69/x
  3. Step 3: Cross multiply
    12,027.92x = 18,045.51 × 8,524.69
  4. Step 4: Simplify right side
    12,027.92x = 153,832,427.04
  5. Step 5: Solve for x
    x = 153,832,427.04/12,027.92
  6. Step 6: Final answer
    x = 12,789.61

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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.