Home / 25,704.84-38,599.11-15,906.54

Finding the Fourth Proportional to 25,704.84, 38,599.11 and 15,906.54

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Solution

The fourth proportional to 25,704.84, 38,599.11 and 15,906.54 is: 23,885.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,704.84 : 38,599.11 = 15,906.54 : x
  2. Step 2: Convert to fraction form
    25,704.84/38,599.11 = 15,906.54/x
  3. Step 3: Cross multiply
    25,704.84x = 38,599.11 × 15,906.54
  4. Step 4: Simplify right side
    25,704.84x = 613,978,287.18
  5. Step 5: Solve for x
    x = 613,978,287.18/25,704.84
  6. Step 6: Final answer
    x = 23,885.71

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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.