Home / 29,233.80-43,891.20-18,768.60

Finding the Fourth Proportional to 29,233.80, 43,891.20 and 18,768.60

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Solution

The fourth proportional to 29,233.80, 43,891.20 and 18,768.60 is: 28,178.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,233.80 : 43,891.20 = 18,768.60 : x
  2. Step 2: Convert to fraction form
    29,233.80/43,891.20 = 18,768.60/x
  3. Step 3: Cross multiply
    29,233.80x = 43,891.20 × 18,768.60
  4. Step 4: Simplify right side
    29,233.80x = 823,776,376.32
  5. Step 5: Solve for x
    x = 823,776,376.32/29,233.80
  6. Step 6: Final answer
    x = 28,178.90

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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.