Home / 55,198.01-82,795.10-17,760.62

Finding the Fourth Proportional to 55,198.01, 82,795.10 and 17,760.62

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Solution

The fourth proportional to 55,198.01, 82,795.10 and 17,760.62 is: 26,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,198.01 : 82,795.10 = 17,760.62 : x
  2. Step 2: Convert to fraction form
    55,198.01/82,795.10 = 17,760.62/x
  3. Step 3: Cross multiply
    55,198.01x = 82,795.10 × 17,760.62
  4. Step 4: Simplify right side
    55,198.01x = 1,470,492,427.15
  5. Step 5: Solve for x
    x = 1,470,492,427.15/55,198.01
  6. Step 6: Final answer
    x = 26,640.31

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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.