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Finding the Fourth Proportional to 17,857.43, 26,795.25 and 7,335.53

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Solution

The fourth proportional to 17,857.43, 26,795.25 and 7,335.53 is: 11,007.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,857.43 : 26,795.25 = 7,335.53 : x
  2. Step 2: Convert to fraction form
    17,857.43/26,795.25 = 7,335.53/x
  3. Step 3: Cross multiply
    17,857.43x = 26,795.25 × 7,335.53
  4. Step 4: Simplify right side
    17,857.43x = 196,557,360.23
  5. Step 5: Solve for x
    x = 196,557,360.23/17,857.43
  6. Step 6: Final answer
    x = 11,007.04

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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.