Home / 15,961.74-23,942.61-8,166.30

Finding the Fourth Proportional to 15,961.74, 23,942.61 and 8,166.30

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Solution

The fourth proportional to 15,961.74, 23,942.61 and 8,166.30 is: 12,249.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,961.74 : 23,942.61 = 8,166.30 : x
  2. Step 2: Convert to fraction form
    15,961.74/23,942.61 = 8,166.30/x
  3. Step 3: Cross multiply
    15,961.74x = 23,942.61 × 8,166.30
  4. Step 4: Simplify right side
    15,961.74x = 195,522,536.04
  5. Step 5: Solve for x
    x = 195,522,536.04/15,961.74
  6. Step 6: Final answer
    x = 12,249.45

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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.