Home / 55,195.02-82,806.37-21,904.09

Finding the Fourth Proportional to 55,195.02, 82,806.37 and 21,904.09

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Solution

The fourth proportional to 55,195.02, 82,806.37 and 21,904.09 is: 32,861.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,195.02 : 82,806.37 = 21,904.09 : x
  2. Step 2: Convert to fraction form
    55,195.02/82,806.37 = 21,904.09/x
  3. Step 3: Cross multiply
    55,195.02x = 82,806.37 × 21,904.09
  4. Step 4: Simplify right side
    55,195.02x = 1,813,797,919.28
  5. Step 5: Solve for x
    x = 1,813,797,919.28/55,195.02
  6. Step 6: Final answer
    x = 32,861.62

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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.