Home / 25,134.75-34,685.96-13,956.75

Finding the Fourth Proportional to 25,134.75, 34,685.96 and 13,956.75

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Solution

The fourth proportional to 25,134.75, 34,685.96 and 13,956.75 is: 19,260.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,134.75 : 34,685.96 = 13,956.75 : x
  2. Step 2: Convert to fraction form
    25,134.75/34,685.96 = 13,956.75/x
  3. Step 3: Cross multiply
    25,134.75x = 34,685.96 × 13,956.75
  4. Step 4: Simplify right side
    25,134.75x = 484,103,202.45
  5. Step 5: Solve for x
    x = 484,103,202.45/25,134.75
  6. Step 6: Final answer
    x = 19,260.32

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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.