Home / 55,202.29-82,801.53-15,759.40

Finding the Fourth Proportional to 55,202.29, 82,801.53 and 15,759.40

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Solution

The fourth proportional to 55,202.29, 82,801.53 and 15,759.40 is: 23,638.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,202.29 : 82,801.53 = 15,759.40 : x
  2. Step 2: Convert to fraction form
    55,202.29/82,801.53 = 15,759.40/x
  3. Step 3: Cross multiply
    55,202.29x = 82,801.53 × 15,759.40
  4. Step 4: Simplify right side
    55,202.29x = 1,304,902,431.88
  5. Step 5: Solve for x
    x = 1,304,902,431.88/55,202.29
  6. Step 6: Final answer
    x = 23,638.56

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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.