Home / 13,505.27-20,260.22-4,619.97

Finding the Fourth Proportional to 13,505.27, 20,260.22 and 4,619.97

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Solution

The fourth proportional to 13,505.27, 20,260.22 and 4,619.97 is: 6,930.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,505.27 : 20,260.22 = 4,619.97 : x
  2. Step 2: Convert to fraction form
    13,505.27/20,260.22 = 4,619.97/x
  3. Step 3: Cross multiply
    13,505.27x = 20,260.22 × 4,619.97
  4. Step 4: Simplify right side
    13,505.27x = 93,601,585.49
  5. Step 5: Solve for x
    x = 93,601,585.49/13,505.27
  6. Step 6: Final answer
    x = 6,930.75

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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.