Home / 17,874.92-26,812.38-6,181.76

Finding the Fourth Proportional to 17,874.92, 26,812.38 and 6,181.76

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Solution

The fourth proportional to 17,874.92, 26,812.38 and 6,181.76 is: 9,272.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,874.92 : 26,812.38 = 6,181.76 : x
  2. Step 2: Convert to fraction form
    17,874.92/26,812.38 = 6,181.76/x
  3. Step 3: Cross multiply
    17,874.92x = 26,812.38 × 6,181.76
  4. Step 4: Simplify right side
    17,874.92x = 165,747,698.19
  5. Step 5: Solve for x
    x = 165,747,698.19/17,874.92
  6. Step 6: Final answer
    x = 9,272.64

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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.