Home / 25,956.45-38,937.39-11,914.08

Finding the Fourth Proportional to 25,956.45, 38,937.39 and 11,914.08

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Solution

The fourth proportional to 25,956.45, 38,937.39 and 11,914.08 is: 17,872.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,956.45 : 38,937.39 = 11,914.08 : x
  2. Step 2: Convert to fraction form
    25,956.45/38,937.39 = 11,914.08/x
  3. Step 3: Cross multiply
    25,956.45x = 38,937.39 × 11,914.08
  4. Step 4: Simplify right side
    25,956.45x = 463,903,179.45
  5. Step 5: Solve for x
    x = 463,903,179.45/25,956.45
  6. Step 6: Final answer
    x = 17,872.37

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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.