Home / 38,921.92-53,736.06-25,322.88

Finding the Fourth Proportional to 38,921.92, 53,736.06 and 25,322.88

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Solution

The fourth proportional to 38,921.92, 53,736.06 and 25,322.88 is: 34,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,921.92 : 53,736.06 = 25,322.88 : x
  2. Step 2: Convert to fraction form
    38,921.92/53,736.06 = 25,322.88/x
  3. Step 3: Cross multiply
    38,921.92x = 53,736.06 × 25,322.88
  4. Step 4: Simplify right side
    38,921.92x = 1,360,751,799.05
  5. Step 5: Solve for x
    x = 1,360,751,799.05/38,921.92
  6. Step 6: Final answer
    x = 34,961.07

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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.