Home / 20,994.73-31,497.27-6,203.59

Finding the Fourth Proportional to 20,994.73, 31,497.27 and 6,203.59

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Solution

The fourth proportional to 20,994.73, 31,497.27 and 6,203.59 is: 9,306.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,994.73 : 31,497.27 = 6,203.59 : x
  2. Step 2: Convert to fraction form
    20,994.73/31,497.27 = 6,203.59/x
  3. Step 3: Cross multiply
    20,994.73x = 31,497.27 × 6,203.59
  4. Step 4: Simplify right side
    20,994.73x = 195,396,149.20
  5. Step 5: Solve for x
    x = 195,396,149.20/20,994.73
  6. Step 6: Final answer
    x = 9,306.91

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1.5x scale

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.