Home / 54,759.04-82,105.80-26,623.72

Finding the Fourth Proportional to 54,759.04, 82,105.80 and 26,623.72

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Solution

The fourth proportional to 54,759.04, 82,105.80 and 26,623.72 is: 39,919.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,759.04 : 82,105.80 = 26,623.72 : x
  2. Step 2: Convert to fraction form
    54,759.04/82,105.80 = 26,623.72/x
  3. Step 3: Cross multiply
    54,759.04x = 82,105.80 × 26,623.72
  4. Step 4: Simplify right side
    54,759.04x = 2,185,961,829.58
  5. Step 5: Solve for x
    x = 2,185,961,829.58/54,759.04
  6. Step 6: Final answer
    x = 39,919.65

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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.