Home / 30,996.74-42,765.09-17,566.94

Finding the Fourth Proportional to 30,996.74, 42,765.09 and 17,566.94

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Solution

The fourth proportional to 30,996.74, 42,765.09 and 17,566.94 is: 24,236.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,996.74 : 42,765.09 = 17,566.94 : x
  2. Step 2: Convert to fraction form
    30,996.74/42,765.09 = 17,566.94/x
  3. Step 3: Cross multiply
    30,996.74x = 42,765.09 × 17,566.94
  4. Step 4: Simplify right side
    30,996.74x = 751,251,770.12
  5. Step 5: Solve for x
    x = 751,251,770.12/30,996.74
  6. Step 6: Final answer
    x = 24,236.48

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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.