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Finding the Fourth Proportional to 33,333.80, 50,000.70 and 32,815.40

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Solution

The fourth proportional to 33,333.80, 50,000.70 and 32,815.40 is: 49,223.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,333.80 : 50,000.70 = 32,815.40 : x
  2. Step 2: Convert to fraction form
    33,333.80/50,000.70 = 32,815.40/x
  3. Step 3: Cross multiply
    33,333.80x = 50,000.70 × 32,815.40
  4. Step 4: Simplify right side
    33,333.80x = 1,640,792,970.78
  5. Step 5: Solve for x
    x = 1,640,792,970.78/33,333.80
  6. Step 6: Final answer
    x = 49,223.10

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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.