Home / 25,717.87-38,591.37-10,146.43

Finding the Fourth Proportional to 25,717.87, 38,591.37 and 10,146.43

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Solution

The fourth proportional to 25,717.87, 38,591.37 and 10,146.43 is: 15,225.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,717.87 : 38,591.37 = 10,146.43 : x
  2. Step 2: Convert to fraction form
    25,717.87/38,591.37 = 10,146.43/x
  3. Step 3: Cross multiply
    25,717.87x = 38,591.37 × 10,146.43
  4. Step 4: Simplify right side
    25,717.87x = 391,564,634.31
  5. Step 5: Solve for x
    x = 391,564,634.31/25,717.87
  6. Step 6: Final answer
    x = 15,225.39

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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.