Home / 55,273.35-82,910.02-21,993.70

Finding the Fourth Proportional to 55,273.35, 82,910.02 and 21,993.70

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Solution

The fourth proportional to 55,273.35, 82,910.02 and 21,993.70 is: 32,990.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,273.35 : 82,910.02 = 21,993.70 : x
  2. Step 2: Convert to fraction form
    55,273.35/82,910.02 = 21,993.70/x
  3. Step 3: Cross multiply
    55,273.35x = 82,910.02 × 21,993.70
  4. Step 4: Simplify right side
    55,273.35x = 1,823,498,382.74
  5. Step 5: Solve for x
    x = 1,823,498,382.74/55,273.35
  6. Step 6: Final answer
    x = 32,990.55

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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.