Home / 30,992.22-42,770.22-17,563.14

Finding the Fourth Proportional to 30,992.22, 42,770.22 and 17,563.14

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Solution

The fourth proportional to 30,992.22, 42,770.22 and 17,563.14 is: 24,237.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,992.22 : 42,770.22 = 17,563.14 : x
  2. Step 2: Convert to fraction form
    30,992.22/42,770.22 = 17,563.14/x
  3. Step 3: Cross multiply
    30,992.22x = 42,770.22 × 17,563.14
  4. Step 4: Simplify right side
    30,992.22x = 751,179,361.69
  5. Step 5: Solve for x
    x = 751,179,361.69/30,992.22
  6. Step 6: Final answer
    x = 24,237.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.