Home / 27,934.32-38,504.48-25,645.28

Finding the Fourth Proportional to 27,934.32, 38,504.48 and 25,645.28

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Solution

The fourth proportional to 27,934.32, 38,504.48 and 25,645.28 is: 35,349.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,934.32 : 38,504.48 = 25,645.28 : x
  2. Step 2: Convert to fraction form
    27,934.32/38,504.48 = 25,645.28/x
  3. Step 3: Cross multiply
    27,934.32x = 38,504.48 × 25,645.28
  4. Step 4: Simplify right side
    27,934.32x = 987,458,170.85
  5. Step 5: Solve for x
    x = 987,458,170.85/27,934.32
  6. Step 6: Final answer
    x = 35,349.28

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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.