Home / 45,431.25-62,693.73-25,287.61

Finding the Fourth Proportional to 45,431.25, 62,693.73 and 25,287.61

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Solution

The fourth proportional to 45,431.25, 62,693.73 and 25,287.61 is: 34,896.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,431.25 : 62,693.73 = 25,287.61 : x
  2. Step 2: Convert to fraction form
    45,431.25/62,693.73 = 25,287.61/x
  3. Step 3: Cross multiply
    45,431.25x = 62,693.73 × 25,287.61
  4. Step 4: Simplify right side
    45,431.25x = 1,585,374,687.20
  5. Step 5: Solve for x
    x = 1,585,374,687.20/45,431.25
  6. Step 6: Final answer
    x = 34,896.13

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.