Home / 27,441.45-41,162.18-12,645.99

Finding the Fourth Proportional to 27,441.45, 41,162.18 and 12,645.99

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Solution

The fourth proportional to 27,441.45, 41,162.18 and 12,645.99 is: 18,968.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,441.45 : 41,162.18 = 12,645.99 : x
  2. Step 2: Convert to fraction form
    27,441.45/41,162.18 = 12,645.99/x
  3. Step 3: Cross multiply
    27,441.45x = 41,162.18 × 12,645.99
  4. Step 4: Simplify right side
    27,441.45x = 520,536,453.43
  5. Step 5: Solve for x
    x = 520,536,453.43/27,441.45
  6. Step 6: Final answer
    x = 18,968.99

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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.