Home / 57,531.36-86,224.34-25,907.75

Finding the Fourth Proportional to 57,531.36, 86,224.34 and 25,907.75

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Solution

The fourth proportional to 57,531.36, 86,224.34 and 25,907.75 is: 38,828.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,531.36 : 86,224.34 = 25,907.75 : x
  2. Step 2: Convert to fraction form
    57,531.36/86,224.34 = 25,907.75/x
  3. Step 3: Cross multiply
    57,531.36x = 86,224.34 × 25,907.75
  4. Step 4: Simplify right side
    57,531.36x = 2,233,878,083.97
  5. Step 5: Solve for x
    x = 2,233,878,083.97/57,531.36
  6. Step 6: Final answer
    x = 38,828.88

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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.