Home / 18,976.14-28,468.44-5,829.84

Finding the Fourth Proportional to 18,976.14, 28,468.44 and 5,829.84

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Solution

The fourth proportional to 18,976.14, 28,468.44 and 5,829.84 is: 8,746.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,976.14 : 28,468.44 = 5,829.84 : x
  2. Step 2: Convert to fraction form
    18,976.14/28,468.44 = 5,829.84/x
  3. Step 3: Cross multiply
    18,976.14x = 28,468.44 × 5,829.84
  4. Step 4: Simplify right side
    18,976.14x = 165,966,450.25
  5. Step 5: Solve for x
    x = 165,966,450.25/18,976.14
  6. Step 6: Final answer
    x = 8,746.06

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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.