Home / 33,639.60-50,470.20-14,912.40

Finding the Fourth Proportional to 33,639.60, 50,470.20 and 14,912.40

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Solution

The fourth proportional to 33,639.60, 50,470.20 and 14,912.40 is: 22,373.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.60 : 50,470.20 = 14,912.40 : x
  2. Step 2: Convert to fraction form
    33,639.60/50,470.20 = 14,912.40/x
  3. Step 3: Cross multiply
    33,639.60x = 50,470.20 × 14,912.40
  4. Step 4: Simplify right side
    33,639.60x = 752,631,810.48
  5. Step 5: Solve for x
    x = 752,631,810.48/33,639.60
  6. Step 6: Final answer
    x = 22,373.39

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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.