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Finding the Fourth Proportional to 20,104.58, 30,147.10 and 6,062

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Solution

The fourth proportional to 20,104.58, 30,147.10 and 6,062 is: 9,090.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,104.58 : 30,147.10 = 6,062 : x
  2. Step 2: Convert to fraction form
    20,104.58/30,147.10 = 6,062/x
  3. Step 3: Cross multiply
    20,104.58x = 30,147.10 × 6,062
  4. Step 4: Simplify right side
    20,104.58x = 182,751,689.89
  5. Step 5: Solve for x
    x = 182,751,689.89/20,104.58
  6. Step 6: Final answer
    x = 9,090.05

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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.