Home / 25,819.68-38,713.92-11,585.56

Finding the Fourth Proportional to 25,819.68, 38,713.92 and 11,585.56

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Solution

The fourth proportional to 25,819.68, 38,713.92 and 11,585.56 is: 17,371.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,819.68 : 38,713.92 = 11,585.56 : x
  2. Step 2: Convert to fraction form
    25,819.68/38,713.92 = 11,585.56/x
  3. Step 3: Cross multiply
    25,819.68x = 38,713.92 × 11,585.56
  4. Step 4: Simplify right side
    25,819.68x = 448,522,443.00
  5. Step 5: Solve for x
    x = 448,522,443.00/25,819.68
  6. Step 6: Final answer
    x = 17,371.34

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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.