Home / 25,956.57-38,949.60-10,162.86

Finding the Fourth Proportional to 25,956.57, 38,949.60 and 10,162.86

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Solution

The fourth proportional to 25,956.57, 38,949.60 and 10,162.86 is: 15,250.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,956.57 : 38,949.60 = 10,162.86 : x
  2. Step 2: Convert to fraction form
    25,956.57/38,949.60 = 10,162.86/x
  3. Step 3: Cross multiply
    25,956.57x = 38,949.60 × 10,162.86
  4. Step 4: Simplify right side
    25,956.57x = 395,839,331.86
  5. Step 5: Solve for x
    x = 395,839,331.86/25,956.57
  6. Step 6: Final answer
    x = 15,250.06

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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.