Home / 23,107.40-34,493.94-20,304.88

Finding the Fourth Proportional to 23,107.40, 34,493.94 and 20,304.88

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Solution

The fourth proportional to 23,107.40, 34,493.94 and 20,304.88 is: 30,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,107.40 : 34,493.94 = 20,304.88 : x
  2. Step 2: Convert to fraction form
    23,107.40/34,493.94 = 20,304.88/x
  3. Step 3: Cross multiply
    23,107.40x = 34,493.94 × 20,304.88
  4. Step 4: Simplify right side
    23,107.40x = 700,395,312.43
  5. Step 5: Solve for x
    x = 700,395,312.43/23,107.40
  6. Step 6: Final answer
    x = 30,310.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.