Home / 17,099.80-25,603.34-8,874.52

Finding the Fourth Proportional to 17,099.80, 25,603.34 and 8,874.52

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Solution

The fourth proportional to 17,099.80, 25,603.34 and 8,874.52 is: 13,287.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,099.80 : 25,603.34 = 8,874.52 : x
  2. Step 2: Convert to fraction form
    17,099.80/25,603.34 = 8,874.52/x
  3. Step 3: Cross multiply
    17,099.80x = 25,603.34 × 8,874.52
  4. Step 4: Simplify right side
    17,099.80x = 227,217,352.90
  5. Step 5: Solve for x
    x = 227,217,352.90/17,099.80
  6. Step 6: Final answer
    x = 13,287.72

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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.