Home / 26,662.68-40,005.69-12,632.73

Finding the Fourth Proportional to 26,662.68, 40,005.69 and 12,632.73

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Solution

The fourth proportional to 26,662.68, 40,005.69 and 12,632.73 is: 18,954.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,662.68 : 40,005.69 = 12,632.73 : x
  2. Step 2: Convert to fraction form
    26,662.68/40,005.69 = 12,632.73/x
  3. Step 3: Cross multiply
    26,662.68x = 40,005.69 × 12,632.73
  4. Step 4: Simplify right side
    26,662.68x = 505,380,882.84
  5. Step 5: Solve for x
    x = 505,380,882.84/26,662.68
  6. Step 6: Final answer
    x = 18,954.62

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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.