Home / 55,233.12-82,838.04-17,796.60

Finding the Fourth Proportional to 55,233.12, 82,838.04 and 17,796.60

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Solution

The fourth proportional to 55,233.12, 82,838.04 and 17,796.60 is: 26,691.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,233.12 : 82,838.04 = 17,796.60 : x
  2. Step 2: Convert to fraction form
    55,233.12/82,838.04 = 17,796.60/x
  3. Step 3: Cross multiply
    55,233.12x = 82,838.04 × 17,796.60
  4. Step 4: Simplify right side
    55,233.12x = 1,474,235,462.66
  5. Step 5: Solve for x
    x = 1,474,235,462.66/55,233.12
  6. Step 6: Final answer
    x = 26,691.15

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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.