Home / 13,043.91-19,566.68-3,684.65

Finding the Fourth Proportional to 13,043.91, 19,566.68 and 3,684.65

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Solution

The fourth proportional to 13,043.91, 19,566.68 and 3,684.65 is: 5,527.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,043.91 : 19,566.68 = 3,684.65 : x
  2. Step 2: Convert to fraction form
    13,043.91/19,566.68 = 3,684.65/x
  3. Step 3: Cross multiply
    13,043.91x = 19,566.68 × 3,684.65
  4. Step 4: Simplify right side
    13,043.91x = 72,096,251.21
  5. Step 5: Solve for x
    x = 72,096,251.21/13,043.91
  6. Step 6: Final answer
    x = 5,527.20

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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.