Home / 11,965.46-17,941.10-4,065.12

Finding the Fourth Proportional to 11,965.46, 17,941.10 and 4,065.12

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Solution

The fourth proportional to 11,965.46, 17,941.10 and 4,065.12 is: 6,095.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,965.46 : 17,941.10 = 4,065.12 : x
  2. Step 2: Convert to fraction form
    11,965.46/17,941.10 = 4,065.12/x
  3. Step 3: Cross multiply
    11,965.46x = 17,941.10 × 4,065.12
  4. Step 4: Simplify right side
    11,965.46x = 72,932,704.11
  5. Step 5: Solve for x
    x = 72,932,704.11/11,965.46
  6. Step 6: Final answer
    x = 6,095.27

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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.