Home / 17,378.53-26,067.84-4,230.88

Finding the Fourth Proportional to 17,378.53, 26,067.84 and 4,230.88

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Solution

The fourth proportional to 17,378.53, 26,067.84 and 4,230.88 is: 6,346.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.53 : 26,067.84 = 4,230.88 : x
  2. Step 2: Convert to fraction form
    17,378.53/26,067.84 = 4,230.88/x
  3. Step 3: Cross multiply
    17,378.53x = 26,067.84 × 4,230.88
  4. Step 4: Simplify right side
    17,378.53x = 110,289,902.90
  5. Step 5: Solve for x
    x = 110,289,902.90/17,378.53
  6. Step 6: Final answer
    x = 6,346.33

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1.5x scale

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.