Home / 31,306.05-43,202.25-16,966.29

Finding the Fourth Proportional to 31,306.05, 43,202.25 and 16,966.29

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Solution

The fourth proportional to 31,306.05, 43,202.25 and 16,966.29 is: 23,413.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,306.05 : 43,202.25 = 16,966.29 : x
  2. Step 2: Convert to fraction form
    31,306.05/43,202.25 = 16,966.29/x
  3. Step 3: Cross multiply
    31,306.05x = 43,202.25 × 16,966.29
  4. Step 4: Simplify right side
    31,306.05x = 732,982,064.16
  5. Step 5: Solve for x
    x = 732,982,064.16/31,306.05
  6. Step 6: Final answer
    x = 23,413.43

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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.