Home / 27,222.63-40,756.05-18,441.96

Finding the Fourth Proportional to 27,222.63, 40,756.05 and 18,441.96

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Solution

The fourth proportional to 27,222.63, 40,756.05 and 18,441.96 is: 27,610.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,222.63 : 40,756.05 = 18,441.96 : x
  2. Step 2: Convert to fraction form
    27,222.63/40,756.05 = 18,441.96/x
  3. Step 3: Cross multiply
    27,222.63x = 40,756.05 × 18,441.96
  4. Step 4: Simplify right side
    27,222.63x = 751,621,443.86
  5. Step 5: Solve for x
    x = 751,621,443.86/27,222.63
  6. Step 6: Final answer
    x = 27,610.17

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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.