Home / 27,108.92-37,410.39-15,171.35

Finding the Fourth Proportional to 27,108.92, 37,410.39 and 15,171.35

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Solution

The fourth proportional to 27,108.92, 37,410.39 and 15,171.35 is: 20,936.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,108.92 : 37,410.39 = 15,171.35 : x
  2. Step 2: Convert to fraction form
    27,108.92/37,410.39 = 15,171.35/x
  3. Step 3: Cross multiply
    27,108.92x = 37,410.39 × 15,171.35
  4. Step 4: Simplify right side
    27,108.92x = 567,566,120.33
  5. Step 5: Solve for x
    x = 567,566,120.33/27,108.92
  6. Step 6: Final answer
    x = 20,936.51

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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.