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Finding the Fourth Proportional to 55,237.12, 82,844.04 and 17,800.54

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Solution

The fourth proportional to 55,237.12, 82,844.04 and 17,800.54 is: 26,697.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,237.12 : 82,844.04 = 17,800.54 : x
  2. Step 2: Convert to fraction form
    55,237.12/82,844.04 = 17,800.54/x
  3. Step 3: Cross multiply
    55,237.12x = 82,844.04 × 17,800.54
  4. Step 4: Simplify right side
    55,237.12x = 1,474,668,647.78
  5. Step 5: Solve for x
    x = 1,474,668,647.78/55,237.12
  6. Step 6: Final answer
    x = 26,697.06

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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.