Home / 25,956.64-35,822.82-15,891.73

Finding the Fourth Proportional to 25,956.64, 35,822.82 and 15,891.73

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Solution

The fourth proportional to 25,956.64, 35,822.82 and 15,891.73 is: 21,932.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,956.64 : 35,822.82 = 15,891.73 : x
  2. Step 2: Convert to fraction form
    25,956.64/35,822.82 = 15,891.73/x
  3. Step 3: Cross multiply
    25,956.64x = 35,822.82 × 15,891.73
  4. Step 4: Simplify right side
    25,956.64x = 569,286,583.28
  5. Step 5: Solve for x
    x = 569,286,583.28/25,956.64
  6. Step 6: Final answer
    x = 21,932.21

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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.