Home / 13,682.59-20,523.92-4,323.31

Finding the Fourth Proportional to 13,682.59, 20,523.92 and 4,323.31

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Solution

The fourth proportional to 13,682.59, 20,523.92 and 4,323.31 is: 6,484.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,682.59 : 20,523.92 = 4,323.31 : x
  2. Step 2: Convert to fraction form
    13,682.59/20,523.92 = 4,323.31/x
  3. Step 3: Cross multiply
    13,682.59x = 20,523.92 × 4,323.31
  4. Step 4: Simplify right side
    13,682.59x = 88,731,195.65
  5. Step 5: Solve for x
    x = 88,731,195.65/13,682.59
  6. Step 6: Final answer
    x = 6,484.97

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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.