Home / 23,103.41-34,487.97-20,300.88

Finding the Fourth Proportional to 23,103.41, 34,487.97 and 20,300.88

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Solution

The fourth proportional to 23,103.41, 34,487.97 and 20,300.88 is: 30,304.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,103.41 : 34,487.97 = 20,300.88 : x
  2. Step 2: Convert to fraction form
    23,103.41/34,487.97 = 20,300.88/x
  3. Step 3: Cross multiply
    23,103.41x = 34,487.97 × 20,300.88
  4. Step 4: Simplify right side
    23,103.41x = 700,136,140.41
  5. Step 5: Solve for x
    x = 700,136,140.41/23,103.41
  6. Step 6: Final answer
    x = 30,304.46

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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.