Home / 17,378.87-26,067.93-4,231.31

Finding the Fourth Proportional to 17,378.87, 26,067.93 and 4,231.31

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Solution

The fourth proportional to 17,378.87, 26,067.93 and 4,231.31 is: 6,346.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,378.87 : 26,067.93 = 4,231.31 : x
  2. Step 2: Convert to fraction form
    17,378.87/26,067.93 = 4,231.31/x
  3. Step 3: Cross multiply
    17,378.87x = 26,067.93 × 4,231.31
  4. Step 4: Simplify right side
    17,378.87x = 110,301,492.89
  5. Step 5: Solve for x
    x = 110,301,492.89/17,378.87
  6. Step 6: Final answer
    x = 6,346.87

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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.