Home / 25,899.28-38,859.24-10,327.84

Finding the Fourth Proportional to 25,899.28, 38,859.24 and 10,327.84

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Solution

The fourth proportional to 25,899.28, 38,859.24 and 10,327.84 is: 15,495.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,899.28 : 38,859.24 = 10,327.84 : x
  2. Step 2: Convert to fraction form
    25,899.28/38,859.24 = 10,327.84/x
  3. Step 3: Cross multiply
    25,899.28x = 38,859.24 × 10,327.84
  4. Step 4: Simplify right side
    25,899.28x = 401,332,013.24
  5. Step 5: Solve for x
    x = 401,332,013.24/25,899.28
  6. Step 6: Final answer
    x = 15,495.88

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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.