Home / 15,964.80-23,932.44-8,156.40

Finding the Fourth Proportional to 15,964.80, 23,932.44 and 8,156.40

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Solution

The fourth proportional to 15,964.80, 23,932.44 and 8,156.40 is: 12,227.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,964.80 : 23,932.44 = 8,156.40 : x
  2. Step 2: Convert to fraction form
    15,964.80/23,932.44 = 8,156.40/x
  3. Step 3: Cross multiply
    15,964.80x = 23,932.44 × 8,156.40
  4. Step 4: Simplify right side
    15,964.80x = 195,202,553.62
  5. Step 5: Solve for x
    x = 195,202,553.62/15,964.80
  6. Step 6: Final answer
    x = 12,227.06

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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.