Home / 27,022.92-40,543.32-12,027.90

Finding the Fourth Proportional to 27,022.92, 40,543.32 and 12,027.90

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Solution

The fourth proportional to 27,022.92, 40,543.32 and 12,027.90 is: 18,045.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,022.92 : 40,543.32 = 12,027.90 : x
  2. Step 2: Convert to fraction form
    27,022.92/40,543.32 = 12,027.90/x
  3. Step 3: Cross multiply
    27,022.92x = 40,543.32 × 12,027.90
  4. Step 4: Simplify right side
    27,022.92x = 487,650,998.63
  5. Step 5: Solve for x
    x = 487,650,998.63/27,022.92
  6. Step 6: Final answer
    x = 18,045.83

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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.