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Finding the Fourth Proportional to 33,776.47, 50,664.72 and 8,816.45

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Solution

The fourth proportional to 33,776.47, 50,664.72 and 8,816.45 is: 13,224.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,776.47 : 50,664.72 = 8,816.45 : x
  2. Step 2: Convert to fraction form
    33,776.47/50,664.72 = 8,816.45/x
  3. Step 3: Cross multiply
    33,776.47x = 50,664.72 × 8,816.45
  4. Step 4: Simplify right side
    33,776.47x = 446,682,970.64
  5. Step 5: Solve for x
    x = 446,682,970.64/33,776.47
  6. Step 6: Final answer
    x = 13,224.68

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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.