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Finding the Fourth Proportional to 35,066, 48,391.08 and 20,162

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Solution

The fourth proportional to 35,066, 48,391.08 and 20,162 is: 27,823.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,066 : 48,391.08 = 20,162 : x
  2. Step 2: Convert to fraction form
    35,066/48,391.08 = 20,162/x
  3. Step 3: Cross multiply
    35,066x = 48,391.08 × 20,162
  4. Step 4: Simplify right side
    35,066x = 975,660,954.96
  5. Step 5: Solve for x
    x = 975,660,954.96/35,066
  6. Step 6: Final answer
    x = 27,823.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.