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Finding the Fourth Proportional to 17,893.81, 26,840.72 and 6,797.87

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Solution

The fourth proportional to 17,893.81, 26,840.72 and 6,797.87 is: 10,196.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,893.81 : 26,840.72 = 6,797.87 : x
  2. Step 2: Convert to fraction form
    17,893.81/26,840.72 = 6,797.87/x
  3. Step 3: Cross multiply
    17,893.81x = 26,840.72 × 6,797.87
  4. Step 4: Simplify right side
    17,893.81x = 182,459,725.27
  5. Step 5: Solve for x
    x = 182,459,725.27/17,893.81
  6. Step 6: Final answer
    x = 10,196.81

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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.