Home / 43,222.54-64,716.90-22,402.30

Finding the Fourth Proportional to 43,222.54, 64,716.90 and 22,402.30

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Solution

The fourth proportional to 43,222.54, 64,716.90 and 22,402.30 is: 33,542.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,222.54 : 64,716.90 = 22,402.30 : x
  2. Step 2: Convert to fraction form
    43,222.54/64,716.90 = 22,402.30/x
  3. Step 3: Cross multiply
    43,222.54x = 64,716.90 × 22,402.30
  4. Step 4: Simplify right side
    43,222.54x = 1,449,807,408.87
  5. Step 5: Solve for x
    x = 1,449,807,408.87/43,222.54
  6. Step 6: Final answer
    x = 33,542.86

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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.