Home / 25,964.33-38,918.68-18,546.28

Finding the Fourth Proportional to 25,964.33, 38,918.68 and 18,546.28

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Solution

The fourth proportional to 25,964.33, 38,918.68 and 18,546.28 is: 27,799.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,964.33 : 38,918.68 = 18,546.28 : x
  2. Step 2: Convert to fraction form
    25,964.33/38,918.68 = 18,546.28/x
  3. Step 3: Cross multiply
    25,964.33x = 38,918.68 × 18,546.28
  4. Step 4: Simplify right side
    25,964.33x = 721,796,592.85
  5. Step 5: Solve for x
    x = 721,796,592.85/25,964.33
  6. Step 6: Final answer
    x = 27,799.55

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1.5x scale

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.