Home / 17,289.88-25,934.84-4,809.90

Finding the Fourth Proportional to 17,289.88, 25,934.84 and 4,809.90

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Solution

The fourth proportional to 17,289.88, 25,934.84 and 4,809.90 is: 7,214.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,289.88 : 25,934.84 = 4,809.90 : x
  2. Step 2: Convert to fraction form
    17,289.88/25,934.84 = 4,809.90/x
  3. Step 3: Cross multiply
    17,289.88x = 25,934.84 × 4,809.90
  4. Step 4: Simplify right side
    17,289.88x = 124,743,986.92
  5. Step 5: Solve for x
    x = 124,743,986.92/17,289.88
  6. Step 6: Final answer
    x = 7,214.86

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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.