Home / 55,196.90-82,796.16-15,754.04

Finding the Fourth Proportional to 55,196.90, 82,796.16 and 15,754.04

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Solution

The fourth proportional to 55,196.90, 82,796.16 and 15,754.04 is: 23,631.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,196.90 : 82,796.16 = 15,754.04 : x
  2. Step 2: Convert to fraction form
    55,196.90/82,796.16 = 15,754.04/x
  3. Step 3: Cross multiply
    55,196.90x = 82,796.16 × 15,754.04
  4. Step 4: Simplify right side
    55,196.90x = 1,304,374,016.49
  5. Step 5: Solve for x
    x = 1,304,374,016.49/55,196.90
  6. Step 6: Final answer
    x = 23,631.29

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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.