Home / 13,930.43-20,896.31-4,566.65

Finding the Fourth Proportional to 13,930.43, 20,896.31 and 4,566.65

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Solution

The fourth proportional to 13,930.43, 20,896.31 and 4,566.65 is: 6,850.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,930.43 : 20,896.31 = 4,566.65 : x
  2. Step 2: Convert to fraction form
    13,930.43/20,896.31 = 4,566.65/x
  3. Step 3: Cross multiply
    13,930.43x = 20,896.31 × 4,566.65
  4. Step 4: Simplify right side
    13,930.43x = 95,426,041.00
  5. Step 5: Solve for x
    x = 95,426,041.00/13,930.43
  6. Step 6: Final answer
    x = 6,850.19

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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.