Home / 25,143.54-34,704.36-14,539.29

Finding the Fourth Proportional to 25,143.54, 34,704.36 and 14,539.29

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Solution

The fourth proportional to 25,143.54, 34,704.36 and 14,539.29 is: 20,067.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,143.54 : 34,704.36 = 14,539.29 : x
  2. Step 2: Convert to fraction form
    25,143.54/34,704.36 = 14,539.29/x
  3. Step 3: Cross multiply
    25,143.54x = 34,704.36 × 14,539.29
  4. Step 4: Simplify right side
    25,143.54x = 504,576,754.30
  5. Step 5: Solve for x
    x = 504,576,754.30/25,143.54
  6. Step 6: Final answer
    x = 20,067.85

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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.