Home / 16,918.48-25,377.13-4,438.41

Finding the Fourth Proportional to 16,918.48, 25,377.13 and 4,438.41

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Solution

The fourth proportional to 16,918.48, 25,377.13 and 4,438.41 is: 6,657.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,918.48 : 25,377.13 = 4,438.41 : x
  2. Step 2: Convert to fraction form
    16,918.48/25,377.13 = 4,438.41/x
  3. Step 3: Cross multiply
    16,918.48x = 25,377.13 × 4,438.41
  4. Step 4: Simplify right side
    16,918.48x = 112,634,107.56
  5. Step 5: Solve for x
    x = 112,634,107.56/16,918.48
  6. Step 6: Final answer
    x = 6,657.46

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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.