Home / 13,956.17-20,933.97-4,095.23

Finding the Fourth Proportional to 13,956.17, 20,933.97 and 4,095.23

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Solution

The fourth proportional to 13,956.17, 20,933.97 and 4,095.23 is: 6,142.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,956.17 : 20,933.97 = 4,095.23 : x
  2. Step 2: Convert to fraction form
    13,956.17/20,933.97 = 4,095.23/x
  3. Step 3: Cross multiply
    13,956.17x = 20,933.97 × 4,095.23
  4. Step 4: Simplify right side
    13,956.17x = 85,729,421.96
  5. Step 5: Solve for x
    x = 85,729,421.96/13,956.17
  6. Step 6: Final answer
    x = 6,142.76

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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.