Home / 33,844.80-50,690.40-21,403.20

Finding the Fourth Proportional to 33,844.80, 50,690.40 and 21,403.20

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Solution

The fourth proportional to 33,844.80, 50,690.40 and 21,403.20 is: 32,056.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,844.80 : 50,690.40 = 21,403.20 : x
  2. Step 2: Convert to fraction form
    33,844.80/50,690.40 = 21,403.20/x
  3. Step 3: Cross multiply
    33,844.80x = 50,690.40 × 21,403.20
  4. Step 4: Simplify right side
    33,844.80x = 1,084,936,769.28
  5. Step 5: Solve for x
    x = 1,084,936,769.28/33,844.80
  6. Step 6: Final answer
    x = 32,056.23

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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.