Home / 12,350.91-18,528.20-3,584.69

Finding the Fourth Proportional to 12,350.91, 18,528.20 and 3,584.69

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Solution

The fourth proportional to 12,350.91, 18,528.20 and 3,584.69 is: 5,377.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,350.91 : 18,528.20 = 3,584.69 : x
  2. Step 2: Convert to fraction form
    12,350.91/18,528.20 = 3,584.69/x
  3. Step 3: Cross multiply
    12,350.91x = 18,528.20 × 3,584.69
  4. Step 4: Simplify right side
    12,350.91x = 66,417,742.69
  5. Step 5: Solve for x
    x = 66,417,742.69/12,350.91
  6. Step 6: Final answer
    x = 5,377.56

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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.