Home / 27,222.13-40,755.30-18,441.46

Finding the Fourth Proportional to 27,222.13, 40,755.30 and 18,441.46

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Solution

The fourth proportional to 27,222.13, 40,755.30 and 18,441.46 is: 27,609.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.13 : 40,755.30 = 18,441.46 : x
  2. Step 2: Convert to fraction form
    27,222.13/40,755.30 = 18,441.46/x
  3. Step 3: Cross multiply
    27,222.13x = 40,755.30 × 18,441.46
  4. Step 4: Simplify right side
    27,222.13x = 751,587,234.74
  5. Step 5: Solve for x
    x = 751,587,234.74/27,222.13
  6. Step 6: Final answer
    x = 27,609.42

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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.