Home / 30,996.24-42,764.40-17,566.44

Finding the Fourth Proportional to 30,996.24, 42,764.40 and 17,566.44

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Solution

The fourth proportional to 30,996.24, 42,764.40 and 17,566.44 is: 24,235.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,996.24 : 42,764.40 = 17,566.44 : x
  2. Step 2: Convert to fraction form
    30,996.24/42,764.40 = 17,566.44/x
  3. Step 3: Cross multiply
    30,996.24x = 42,764.40 × 17,566.44
  4. Step 4: Simplify right side
    30,996.24x = 751,218,266.74
  5. Step 5: Solve for x
    x = 751,218,266.74/30,996.24
  6. Step 6: Final answer
    x = 24,235.79

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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.