Home / 11,826.92-17,751.32-5,987.64

Finding the Fourth Proportional to 11,826.92, 17,751.32 and 5,987.64

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Solution

The fourth proportional to 11,826.92, 17,751.32 and 5,987.64 is: 8,987.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,826.92 : 17,751.32 = 5,987.64 : x
  2. Step 2: Convert to fraction form
    11,826.92/17,751.32 = 5,987.64/x
  3. Step 3: Cross multiply
    11,826.92x = 17,751.32 × 5,987.64
  4. Step 4: Simplify right side
    11,826.92x = 106,288,513.68
  5. Step 5: Solve for x
    x = 106,288,513.68/11,826.92
  6. Step 6: Final answer
    x = 8,987.00

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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.