Home / 15,954.45-23,932.26-8,154.15

Finding the Fourth Proportional to 15,954.45, 23,932.26 and 8,154.15

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Solution

The fourth proportional to 15,954.45, 23,932.26 and 8,154.15 is: 12,231.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,954.45 : 23,932.26 = 8,154.15 : x
  2. Step 2: Convert to fraction form
    15,954.45/23,932.26 = 8,154.15/x
  3. Step 3: Cross multiply
    15,954.45x = 23,932.26 × 8,154.15
  4. Step 4: Simplify right side
    15,954.45x = 195,147,237.88
  5. Step 5: Solve for x
    x = 195,147,237.88/15,954.45
  6. Step 6: Final answer
    x = 12,231.52

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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.