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Finding the Fourth Proportional to 33,816.60, 50,724.90 and 14,133.60

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Solution

The fourth proportional to 33,816.60, 50,724.90 and 14,133.60 is: 21,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,816.60 : 50,724.90 = 14,133.60 : x
  2. Step 2: Convert to fraction form
    33,816.60/50,724.90 = 14,133.60/x
  3. Step 3: Cross multiply
    33,816.60x = 50,724.90 × 14,133.60
  4. Step 4: Simplify right side
    33,816.60x = 716,925,446.64
  5. Step 5: Solve for x
    x = 716,925,446.64/33,816.60
  6. Step 6: Final answer
    x = 21,200.40

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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.