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Finding the Fourth Proportional to 33,756.72, 50,636.76 and 14,033.20

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Solution

The fourth proportional to 33,756.72, 50,636.76 and 14,033.20 is: 21,050.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,756.72 : 50,636.76 = 14,033.20 : x
  2. Step 2: Convert to fraction form
    33,756.72/50,636.76 = 14,033.20/x
  3. Step 3: Cross multiply
    33,756.72x = 50,636.76 × 14,033.20
  4. Step 4: Simplify right side
    33,756.72x = 710,595,780.43
  5. Step 5: Solve for x
    x = 710,595,780.43/33,756.72
  6. Step 6: Final answer
    x = 21,050.50

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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.