Home / 13,582.76-20,382.10-5,684.62

Finding the Fourth Proportional to 13,582.76, 20,382.10 and 5,684.62

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Solution

The fourth proportional to 13,582.76, 20,382.10 and 5,684.62 is: 8,530.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,582.76 : 20,382.10 = 5,684.62 : x
  2. Step 2: Convert to fraction form
    13,582.76/20,382.10 = 5,684.62/x
  3. Step 3: Cross multiply
    13,582.76x = 20,382.10 × 5,684.62
  4. Step 4: Simplify right side
    13,582.76x = 115,864,493.30
  5. Step 5: Solve for x
    x = 115,864,493.30/13,582.76
  6. Step 6: Final answer
    x = 8,530.26

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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.