Home / 23,040.64-31,793.60-12,968.92

Finding the Fourth Proportional to 23,040.64, 31,793.60 and 12,968.92

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Solution

The fourth proportional to 23,040.64, 31,793.60 and 12,968.92 is: 17,895.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,040.64 : 31,793.60 = 12,968.92 : x
  2. Step 2: Convert to fraction form
    23,040.64/31,793.60 = 12,968.92/x
  3. Step 3: Cross multiply
    23,040.64x = 31,793.60 × 12,968.92
  4. Step 4: Simplify right side
    23,040.64x = 412,328,654.91
  5. Step 5: Solve for x
    x = 412,328,654.91/23,040.64
  6. Step 6: Final answer
    x = 17,895.71

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