Home / 55,084.32-82,634.04-17,645.58

Finding the Fourth Proportional to 55,084.32, 82,634.04 and 17,645.58

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Solution

The fourth proportional to 55,084.32, 82,634.04 and 17,645.58 is: 26,470.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,084.32 : 82,634.04 = 17,645.58 : x
  2. Step 2: Convert to fraction form
    55,084.32/82,634.04 = 17,645.58/x
  3. Step 3: Cross multiply
    55,084.32x = 82,634.04 × 17,645.58
  4. Step 4: Simplify right side
    55,084.32x = 1,458,125,563.54
  5. Step 5: Solve for x
    x = 1,458,125,563.54/55,084.32
  6. Step 6: Final answer
    x = 26,470.79

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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.