Home / 17,281.88-25,932.90-7,286.02

Finding the Fourth Proportional to 17,281.88, 25,932.90 and 7,286.02

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Solution

The fourth proportional to 17,281.88, 25,932.90 and 7,286.02 is: 10,933.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,281.88 : 25,932.90 = 7,286.02 : x
  2. Step 2: Convert to fraction form
    17,281.88/25,932.90 = 7,286.02/x
  3. Step 3: Cross multiply
    17,281.88x = 25,932.90 × 7,286.02
  4. Step 4: Simplify right side
    17,281.88x = 188,947,643.35
  5. Step 5: Solve for x
    x = 188,947,643.35/17,281.88
  6. Step 6: Final answer
    x = 10,933.28

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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.