Home / 19,163.57-28,746.72-6,682.02

Finding the Fourth Proportional to 19,163.57, 28,746.72 and 6,682.02

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Solution

The fourth proportional to 19,163.57, 28,746.72 and 6,682.02 is: 10,023.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,163.57 : 28,746.72 = 6,682.02 : x
  2. Step 2: Convert to fraction form
    19,163.57/28,746.72 = 6,682.02/x
  3. Step 3: Cross multiply
    19,163.57x = 28,746.72 × 6,682.02
  4. Step 4: Simplify right side
    19,163.57x = 192,086,157.97
  5. Step 5: Solve for x
    x = 192,086,157.97/19,163.57
  6. Step 6: Final answer
    x = 10,023.51

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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.