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Finding the Fourth Proportional to 54,936, 82,399.86 and 17,494.56

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Solution

The fourth proportional to 54,936, 82,399.86 and 17,494.56 is: 26,240.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,936 : 82,399.86 = 17,494.56 : x
  2. Step 2: Convert to fraction form
    54,936/82,399.86 = 17,494.56/x
  3. Step 3: Cross multiply
    54,936x = 82,399.86 × 17,494.56
  4. Step 4: Simplify right side
    54,936x = 1,441,549,294.76
  5. Step 5: Solve for x
    x = 1,441,549,294.76/54,936
  6. Step 6: Final answer
    x = 26,240.52

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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.