Home / 30,998.08-46,469.78-11,273.16

Finding the Fourth Proportional to 30,998.08, 46,469.78 and 11,273.16

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Solution

The fourth proportional to 30,998.08, 46,469.78 and 11,273.16 is: 16,899.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,998.08 : 46,469.78 = 11,273.16 : x
  2. Step 2: Convert to fraction form
    30,998.08/46,469.78 = 11,273.16/x
  3. Step 3: Cross multiply
    30,998.08x = 46,469.78 × 11,273.16
  4. Step 4: Simplify right side
    30,998.08x = 523,861,265.10
  5. Step 5: Solve for x
    x = 523,861,265.10/30,998.08
  6. Step 6: Final answer
    x = 16,899.80

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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.