Home / 54,981.72-82,435.59-25,383.24

Finding the Fourth Proportional to 54,981.72, 82,435.59 and 25,383.24

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Solution

The fourth proportional to 54,981.72, 82,435.59 and 25,383.24 is: 38,057.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,981.72 : 82,435.59 = 25,383.24 : x
  2. Step 2: Convert to fraction form
    54,981.72/82,435.59 = 25,383.24/x
  3. Step 3: Cross multiply
    54,981.72x = 82,435.59 × 25,383.24
  4. Step 4: Simplify right side
    54,981.72x = 2,092,482,365.51
  5. Step 5: Solve for x
    x = 2,092,482,365.51/54,981.72
  6. Step 6: Final answer
    x = 38,057.78

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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.