Home / 16,745.08-25,107.66-5,649.04

Finding the Fourth Proportional to 16,745.08, 25,107.66 and 5,649.04

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Solution

The fourth proportional to 16,745.08, 25,107.66 and 5,649.04 is: 8,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,745.08 : 25,107.66 = 5,649.04 : x
  2. Step 2: Convert to fraction form
    16,745.08/25,107.66 = 5,649.04/x
  3. Step 3: Cross multiply
    16,745.08x = 25,107.66 × 5,649.04
  4. Step 4: Simplify right side
    16,745.08x = 141,834,175.65
  5. Step 5: Solve for x
    x = 141,834,175.65/16,745.08
  6. Step 6: Final answer
    x = 8,470.20

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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.