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Finding the Fourth Proportional to 55,444, 83,166 and 13,891.04

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Solution

The fourth proportional to 55,444, 83,166 and 13,891.04 is: 20,836.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,444 : 83,166 = 13,891.04 : x
  2. Step 2: Convert to fraction form
    55,444/83,166 = 13,891.04/x
  3. Step 3: Cross multiply
    55,444x = 83,166 × 13,891.04
  4. Step 4: Simplify right side
    55,444x = 1,155,262,232.64
  5. Step 5: Solve for x
    x = 1,155,262,232.64/55,444
  6. Step 6: Final answer
    x = 20,836.56

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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.