Home / 25,850.78-35,673.13-15,796.04

Finding the Fourth Proportional to 25,850.78, 35,673.13 and 15,796.04

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Solution

The fourth proportional to 25,850.78, 35,673.13 and 15,796.04 is: 21,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,850.78 : 35,673.13 = 15,796.04 : x
  2. Step 2: Convert to fraction form
    25,850.78/35,673.13 = 15,796.04/x
  3. Step 3: Cross multiply
    25,850.78x = 35,673.13 × 15,796.04
  4. Step 4: Simplify right side
    25,850.78x = 563,494,109.43
  5. Step 5: Solve for x
    x = 563,494,109.43/25,850.78
  6. Step 6: Final answer
    x = 21,797.96

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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.