Home / 30,215.27-41,694.96-17,458.45

Finding the Fourth Proportional to 30,215.27, 41,694.96 and 17,458.45

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Solution

The fourth proportional to 30,215.27, 41,694.96 and 17,458.45 is: 24,091.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,215.27 : 41,694.96 = 17,458.45 : x
  2. Step 2: Convert to fraction form
    30,215.27/41,694.96 = 17,458.45/x
  3. Step 3: Cross multiply
    30,215.27x = 41,694.96 × 17,458.45
  4. Step 4: Simplify right side
    30,215.27x = 727,929,335.64
  5. Step 5: Solve for x
    x = 727,929,335.64/30,215.27
  6. Step 6: Final answer
    x = 24,091.44

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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.