Home / 30,949.56-46,419.18-8,757.44

Finding the Fourth Proportional to 30,949.56, 46,419.18 and 8,757.44

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Solution

The fourth proportional to 30,949.56, 46,419.18 and 8,757.44 is: 13,134.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,949.56 : 46,419.18 = 8,757.44 : x
  2. Step 2: Convert to fraction form
    30,949.56/46,419.18 = 8,757.44/x
  3. Step 3: Cross multiply
    30,949.56x = 46,419.18 × 8,757.44
  4. Step 4: Simplify right side
    30,949.56x = 406,513,183.70
  5. Step 5: Solve for x
    x = 406,513,183.70/30,949.56
  6. Step 6: Final answer
    x = 13,134.70

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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.