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Finding the Fourth Proportional to 17,843.16, 26,767.78 and 6,153.64

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Solution

The fourth proportional to 17,843.16, 26,767.78 and 6,153.64 is: 9,231.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,843.16 : 26,767.78 = 6,153.64 : x
  2. Step 2: Convert to fraction form
    17,843.16/26,767.78 = 6,153.64/x
  3. Step 3: Cross multiply
    17,843.16x = 26,767.78 × 6,153.64
  4. Step 4: Simplify right side
    17,843.16x = 164,719,281.72
  5. Step 5: Solve for x
    x = 164,719,281.72/17,843.16
  6. Step 6: Final answer
    x = 9,231.51

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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.