Home / 27,171.18-37,512.32-17,108.25

Finding the Fourth Proportional to 27,171.18, 37,512.32 and 17,108.25

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Solution

The fourth proportional to 27,171.18, 37,512.32 and 17,108.25 is: 23,619.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,171.18 : 37,512.32 = 17,108.25 : x
  2. Step 2: Convert to fraction form
    27,171.18/37,512.32 = 17,108.25/x
  3. Step 3: Cross multiply
    27,171.18x = 37,512.32 × 17,108.25
  4. Step 4: Simplify right side
    27,171.18x = 641,769,922.43
  5. Step 5: Solve for x
    x = 641,769,922.43/27,171.18
  6. Step 6: Final answer
    x = 23,619.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.