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Finding the Fourth Proportional to 50,991.60, 76,422.60 and 24,639.60

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Solution

The fourth proportional to 50,991.60, 76,422.60 and 24,639.60 is: 36,928.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,991.60 : 76,422.60 = 24,639.60 : x
  2. Step 2: Convert to fraction form
    50,991.60/76,422.60 = 24,639.60/x
  3. Step 3: Cross multiply
    50,991.60x = 76,422.60 × 24,639.60
  4. Step 4: Simplify right side
    50,991.60x = 1,883,022,294.96
  5. Step 5: Solve for x
    x = 1,883,022,294.96/50,991.60
  6. Step 6: Final answer
    x = 36,928.09

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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.