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Finding the Fourth Proportional to 33,371.68, 50,057.52 and 13,646.80

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Solution

The fourth proportional to 33,371.68, 50,057.52 and 13,646.80 is: 20,470.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,371.68 : 50,057.52 = 13,646.80 : x
  2. Step 2: Convert to fraction form
    33,371.68/50,057.52 = 13,646.80/x
  3. Step 3: Cross multiply
    33,371.68x = 50,057.52 × 13,646.80
  4. Step 4: Simplify right side
    33,371.68x = 683,124,963.94
  5. Step 5: Solve for x
    x = 683,124,963.94/33,371.68
  6. Step 6: Final answer
    x = 20,470.20

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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.