Home / 17,872.92-26,809.38-6,179.76

Finding the Fourth Proportional to 17,872.92, 26,809.38 and 6,179.76

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Solution

The fourth proportional to 17,872.92, 26,809.38 and 6,179.76 is: 9,269.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,872.92 : 26,809.38 = 6,179.76 : x
  2. Step 2: Convert to fraction form
    17,872.92/26,809.38 = 6,179.76/x
  3. Step 3: Cross multiply
    17,872.92x = 26,809.38 × 6,179.76
  4. Step 4: Simplify right side
    17,872.92x = 165,675,534.15
  5. Step 5: Solve for x
    x = 165,675,534.15/17,872.92
  6. Step 6: Final answer
    x = 9,269.64

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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.