Home / 33,877.20-50,821.20-14,145.60

Finding the Fourth Proportional to 33,877.20, 50,821.20 and 14,145.60

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Solution

The fourth proportional to 33,877.20, 50,821.20 and 14,145.60 is: 21,220.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,877.20 : 50,821.20 = 14,145.60 : x
  2. Step 2: Convert to fraction form
    33,877.20/50,821.20 = 14,145.60/x
  3. Step 3: Cross multiply
    33,877.20x = 50,821.20 × 14,145.60
  4. Step 4: Simplify right side
    33,877.20x = 718,896,366.72
  5. Step 5: Solve for x
    x = 718,896,366.72/33,877.20
  6. Step 6: Final answer
    x = 21,220.65

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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.