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Finding the Fourth Proportional to 17,813.92, 26,718.36 and 5,335.96

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Solution

The fourth proportional to 17,813.92, 26,718.36 and 5,335.96 is: 8,003.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,813.92 : 26,718.36 = 5,335.96 : x
  2. Step 2: Convert to fraction form
    17,813.92/26,718.36 = 5,335.96/x
  3. Step 3: Cross multiply
    17,813.92x = 26,718.36 × 5,335.96
  4. Step 4: Simplify right side
    17,813.92x = 142,568,100.23
  5. Step 5: Solve for x
    x = 142,568,100.23/17,813.92
  6. Step 6: Final answer
    x = 8,003.19

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1.5x scale

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.