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Finding the Fourth Proportional to 17,808.36, 26,703.48 and 5,957.88

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Solution

The fourth proportional to 17,808.36, 26,703.48 and 5,957.88 is: 8,933.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,808.36 : 26,703.48 = 5,957.88 : x
  2. Step 2: Convert to fraction form
    17,808.36/26,703.48 = 5,957.88/x
  3. Step 3: Cross multiply
    17,808.36x = 26,703.48 × 5,957.88
  4. Step 4: Simplify right side
    17,808.36x = 159,096,129.42
  5. Step 5: Solve for x
    x = 159,096,129.42/17,808.36
  6. Step 6: Final answer
    x = 8,933.79

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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.