Home / 55,197.02-82,809.37-21,906.09

Finding the Fourth Proportional to 55,197.02, 82,809.37 and 21,906.09

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Solution

The fourth proportional to 55,197.02, 82,809.37 and 21,906.09 is: 32,864.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,197.02 : 82,809.37 = 21,906.09 : x
  2. Step 2: Convert to fraction form
    55,197.02/82,809.37 = 21,906.09/x
  3. Step 3: Cross multiply
    55,197.02x = 82,809.37 × 21,906.09
  4. Step 4: Simplify right side
    55,197.02x = 1,814,029,512.06
  5. Step 5: Solve for x
    x = 1,814,029,512.06/55,197.02
  6. Step 6: Final answer
    x = 32,864.63

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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.