Home / 57,752.44-86,640.90-18,304.36

Finding the Fourth Proportional to 57,752.44, 86,640.90 and 18,304.36

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Solution

The fourth proportional to 57,752.44, 86,640.90 and 18,304.36 is: 27,460.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,752.44 : 86,640.90 = 18,304.36 : x
  2. Step 2: Convert to fraction form
    57,752.44/86,640.90 = 18,304.36/x
  3. Step 3: Cross multiply
    57,752.44x = 86,640.90 × 18,304.36
  4. Step 4: Simplify right side
    57,752.44x = 1,585,906,224.32
  5. Step 5: Solve for x
    x = 1,585,906,224.32/57,752.44
  6. Step 6: Final answer
    x = 27,460.42

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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.