Home / 25,938.45-35,796.40-15,863.73

Finding the Fourth Proportional to 25,938.45, 35,796.40 and 15,863.73

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Solution

The fourth proportional to 25,938.45, 35,796.40 and 15,863.73 is: 21,892.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,938.45 : 35,796.40 = 15,863.73 : x
  2. Step 2: Convert to fraction form
    25,938.45/35,796.40 = 15,863.73/x
  3. Step 3: Cross multiply
    25,938.45x = 35,796.40 × 15,863.73
  4. Step 4: Simplify right side
    25,938.45x = 567,864,452.03
  5. Step 5: Solve for x
    x = 567,864,452.03/25,938.45
  6. Step 6: Final answer
    x = 21,892.77

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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.