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Finding the Fourth Proportional to 24,230.40, 36,350.40 and 20,361.60

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Solution

The fourth proportional to 24,230.40, 36,350.40 and 20,361.60 is: 30,546.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,230.40 : 36,350.40 = 20,361.60 : x
  2. Step 2: Convert to fraction form
    24,230.40/36,350.40 = 20,361.60/x
  3. Step 3: Cross multiply
    24,230.40x = 36,350.40 × 20,361.60
  4. Step 4: Simplify right side
    24,230.40x = 740,152,304.64
  5. Step 5: Solve for x
    x = 740,152,304.64/24,230.40
  6. Step 6: Final answer
    x = 30,546.43

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1.5x scale

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.