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Finding the Fourth Proportional to 57,262.44, 85,911.42 and 17,825.16

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Solution

The fourth proportional to 57,262.44, 85,911.42 and 17,825.16 is: 26,743.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,262.44 : 85,911.42 = 17,825.16 : x
  2. Step 2: Convert to fraction form
    57,262.44/85,911.42 = 17,825.16/x
  3. Step 3: Cross multiply
    57,262.44x = 85,911.42 × 17,825.16
  4. Step 4: Simplify right side
    57,262.44x = 1,531,384,807.33
  5. Step 5: Solve for x
    x = 1,531,384,807.33/57,262.44
  6. Step 6: Final answer
    x = 26,743.27

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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.