Home / 55,204.62-82,795.32-17,768.04

Finding the Fourth Proportional to 55,204.62, 82,795.32 and 17,768.04

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Solution

The fourth proportional to 55,204.62, 82,795.32 and 17,768.04 is: 26,648.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,204.62 : 82,795.32 = 17,768.04 : x
  2. Step 2: Convert to fraction form
    55,204.62/82,795.32 = 17,768.04/x
  3. Step 3: Cross multiply
    55,204.62x = 82,795.32 × 17,768.04
  4. Step 4: Simplify right side
    55,204.62x = 1,471,110,557.57
  5. Step 5: Solve for x
    x = 1,471,110,557.57/55,204.62
  6. Step 6: Final answer
    x = 26,648.32

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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.