Home / 23,331.80-34,997.70-12,834.20

Finding the Fourth Proportional to 23,331.80, 34,997.70 and 12,834.20

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Solution

The fourth proportional to 23,331.80, 34,997.70 and 12,834.20 is: 19,251.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,331.80 : 34,997.70 = 12,834.20 : x
  2. Step 2: Convert to fraction form
    23,331.80/34,997.70 = 12,834.20/x
  3. Step 3: Cross multiply
    23,331.80x = 34,997.70 × 12,834.20
  4. Step 4: Simplify right side
    23,331.80x = 449,167,481.34
  5. Step 5: Solve for x
    x = 449,167,481.34/23,331.80
  6. Step 6: Final answer
    x = 19,251.30

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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.