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Finding the Fourth Proportional to 23,854.96, 35,790 and 18,607.96

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Solution

The fourth proportional to 23,854.96, 35,790 and 18,607.96 is: 27,917.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,854.96 : 35,790 = 18,607.96 : x
  2. Step 2: Convert to fraction form
    23,854.96/35,790 = 18,607.96/x
  3. Step 3: Cross multiply
    23,854.96x = 35,790 × 18,607.96
  4. Step 4: Simplify right side
    23,854.96x = 665,978,888.40
  5. Step 5: Solve for x
    x = 665,978,888.40/23,854.96
  6. Step 6: Final answer
    x = 27,917.84

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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.