Home / 16,918.44-25,379.10-4,438.38

Finding the Fourth Proportional to 16,918.44, 25,379.10 and 4,438.38

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Solution

The fourth proportional to 16,918.44, 25,379.10 and 4,438.38 is: 6,657.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.44 : 25,379.10 = 4,438.38 : x
  2. Step 2: Convert to fraction form
    16,918.44/25,379.10 = 4,438.38/x
  3. Step 3: Cross multiply
    16,918.44x = 25,379.10 × 4,438.38
  4. Step 4: Simplify right side
    16,918.44x = 112,642,089.86
  5. Step 5: Solve for x
    x = 112,642,089.86/16,918.44
  6. Step 6: Final answer
    x = 6,657.95

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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.