Home / 17,728.85-26,584.21-5,878.35

Finding the Fourth Proportional to 17,728.85, 26,584.21 and 5,878.35

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Solution

The fourth proportional to 17,728.85, 26,584.21 and 5,878.35 is: 8,814.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,728.85 : 26,584.21 = 5,878.35 : x
  2. Step 2: Convert to fraction form
    17,728.85/26,584.21 = 5,878.35/x
  3. Step 3: Cross multiply
    17,728.85x = 26,584.21 × 5,878.35
  4. Step 4: Simplify right side
    17,728.85x = 156,271,298.20
  5. Step 5: Solve for x
    x = 156,271,298.20/17,728.85
  6. Step 6: Final answer
    x = 8,814.52

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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.