Home / 23,179.43-34,712.43-20,933.03

Finding the Fourth Proportional to 23,179.43, 34,712.43 and 20,933.03

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Solution

The fourth proportional to 23,179.43, 34,712.43 and 20,933.03 is: 31,348.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,179.43 : 34,712.43 = 20,933.03 : x
  2. Step 2: Convert to fraction form
    23,179.43/34,712.43 = 20,933.03/x
  3. Step 3: Cross multiply
    23,179.43x = 34,712.43 × 20,933.03
  4. Step 4: Simplify right side
    23,179.43x = 726,636,165.00
  5. Step 5: Solve for x
    x = 726,636,165.00/23,179.43
  6. Step 6: Final answer
    x = 31,348.33

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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.