Home / 17,078.34-25,630.73-11,850.05

Finding the Fourth Proportional to 17,078.34, 25,630.73 and 11,850.05

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Solution

The fourth proportional to 17,078.34, 25,630.73 and 11,850.05 is: 17,784.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,078.34 : 25,630.73 = 11,850.05 : x
  2. Step 2: Convert to fraction form
    17,078.34/25,630.73 = 11,850.05/x
  3. Step 3: Cross multiply
    17,078.34x = 25,630.73 × 11,850.05
  4. Step 4: Simplify right side
    17,078.34x = 303,725,337.13
  5. Step 5: Solve for x
    x = 303,725,337.13/17,078.34
  6. Step 6: Final answer
    x = 17,784.24

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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.