Home / 33,221.60-49,832.40-19,224.80

Finding the Fourth Proportional to 33,221.60, 49,832.40 and 19,224.80

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Solution

The fourth proportional to 33,221.60, 49,832.40 and 19,224.80 is: 28,837.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,221.60 : 49,832.40 = 19,224.80 : x
  2. Step 2: Convert to fraction form
    33,221.60/49,832.40 = 19,224.80/x
  3. Step 3: Cross multiply
    33,221.60x = 49,832.40 × 19,224.80
  4. Step 4: Simplify right side
    33,221.60x = 958,017,923.52
  5. Step 5: Solve for x
    x = 958,017,923.52/33,221.60
  6. Step 6: Final answer
    x = 28,837.20

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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.