Home / 31,934.98-47,853.19-20,223.60

Finding the Fourth Proportional to 31,934.98, 47,853.19 and 20,223.60

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Solution

The fourth proportional to 31,934.98, 47,853.19 and 20,223.60 is: 30,304.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,934.98 : 47,853.19 = 20,223.60 : x
  2. Step 2: Convert to fraction form
    31,934.98/47,853.19 = 20,223.60/x
  3. Step 3: Cross multiply
    31,934.98x = 47,853.19 × 20,223.60
  4. Step 4: Simplify right side
    31,934.98x = 967,763,773.28
  5. Step 5: Solve for x
    x = 967,763,773.28/31,934.98
  6. Step 6: Final answer
    x = 30,304.19

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.