Home / 16,918.32-25,369.48-5,067.53

Finding the Fourth Proportional to 16,918.32, 25,369.48 and 5,067.53

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Solution

The fourth proportional to 16,918.32, 25,369.48 and 5,067.53 is: 7,598.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.32 : 25,369.48 = 5,067.53 : x
  2. Step 2: Convert to fraction form
    16,918.32/25,369.48 = 5,067.53/x
  3. Step 3: Cross multiply
    16,918.32x = 25,369.48 × 5,067.53
  4. Step 4: Simplify right side
    16,918.32x = 128,560,600.98
  5. Step 5: Solve for x
    x = 128,560,600.98/16,918.32
  6. Step 6: Final answer
    x = 7,598.90

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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.